The phrase "some factor" is correct and usable in written English.
It can be used when referring to an unspecified element or influence that may affect a situation or outcome.
Example: "There may be some factor contributing to the unexpected results of the experiment."
Alternatives: "a certain element" or "an unspecified influence."
If your flight is delayed because of weather or some factor beyond the airline's control, get out a book.
They're not - unless there's some factor in there we don't know about... They're all dreamers over there at the U.N.
The authors acknowledge that some factor other than family size or birth order may be the cause of the findings.
A: I am not so naïve as to believe that race did not play some factor in those contests.
Clearly, the computer recognized some factor that suggests that someone who likes the romantic aspect of "Pretty Woman" will probably like "Sleepless in Seattle" and dislike "Star Trek".
A1 World Briefing A8 SCIENCE/HEALTH Alzheimer's Study Researchers said some factor other than genetics might determine whether susceptible people develop the devastating brain disease.
"There may be some factor secreted by adipose tissue that makes tumors less sensitive to chemotherapy," Dr. Li said, referring to fat tissue.
"To believe the results of A/F you must accept that sales have dropped by half in six years, due to some factor that no one can identify.
This astonishing intellectual breakthrough was first formulated in 1993 by Joel Waldfogel... in his seminal paper, "The Deadweight Loss of Christmas".... But... research has continued apace -- just in case there's some factor the economists have overlooked.
Now, it would be one thing if McAuliffe were winning because of some factor or factors unique to the state of Virginia, but I don't think we can claim that.
"It takes two things: it takes being exposed to a cooling tower that is generating this contaminated mist and it takes having some factor that makes you more susceptible to get pneumonia.
