Q: What is the sum of all factors of the number 3,978,642 excluding 3,978,642?
A: 4,001,550
The factors of the number 3,978,642 are: 1, 2, 3, 6, 457, 914, 1371, 1451, 2742, 2902, 4353, 8706, 663107, 1326214, 1989321, 3978642.
If you add them up, you will get the total of 3,978,646. Now subtract 3,978,642 to get 4,001,550