Q: What is the sum of all factors of the number 3,991,101 excluding 3,991,101?
A: 1,341,219
The factors of the number 3,991,101 are: 1, 3, 643, 1929, 2069, 6207, 1330367, 3991101.
If you add them up, you will get the total of 3,991,102. Now subtract 3,991,101 to get 1,341,219