Q: What is the sum of all factors of the number 156,111,709 excluding 156,111,709?
A: 12,681,923
The factors of the number 156,111,709 are: 1, 13, 251, 3263, 47843, 621959, 12008593, 156111709.
If you add them up, you will get the total of 156,111,721. Now subtract 156,111,709 to get 12,681,923