Q: What is the sum of all factors of the number 215,123,513 excluding 215,123,513?
A: 25,899,847
The factors of the number 215,123,513 are: 1, 11, 37, 407, 528559, 5814149, 19556683, 215123513.
If you add them up, you will get the total of 215,123,538. Now subtract 215,123,513 to get 25,899,847