Q: What is the sum of all factors of the number 28,372,257 excluding 28,372,257?
A: 12,721,887
The factors of the number 28,372,257 are: 1, 3, 9, 383, 1149, 3447, 8231, 24693, 74079, 3152473, 9457419, 28372257.
If you add them up, you will get the total of 28,372,269. Now subtract 28,372,257 to get 12,721,887