Q: What is the sum of all factors of the number 138,639 excluding 138,639?
A: 51,361
The factors of the number 138,639 are: 1, 3, 37, 111, 1249, 3747, 46213, 138639.
If you add them up, you will get the total of 138,690. Now subtract 138,639 to get 51,361