Q: What is the sum of all factors of the number 3,872,391 excluding 3,872,391?
A: 1,323,129
The factors of the number 3,872,391 are: 1, 3, 163, 489, 7919, 23757, 1290797, 3872391.
If you add them up, you will get the total of 3,872,392. Now subtract 3,872,391 to get 1,323,129