Q: What is the sum of all factors of the number 3,871,291 excluding 3,871,291?
A: 406,373
The factors of the number 3,871,291 are: 1, 17, 23, 391, 9901, 168317, 227723, 3871291.
If you add them up, you will get the total of 3,871,697. Now subtract 3,871,291 to get 406,373