Q: What is the sum of all factors of the number 251,391 excluding 251,391?
A: 131,713
The factors of the number 251,391 are: 1, 3, 7, 21, 11971, 35913, 83797, 251391.
If you add them up, you will get the total of 251,522. Now subtract 251,391 to get 131,713