Q: What is the sum of all factors of the number 399,138 excluding 399,138?
A: 399,150
The factors of the number 399,138 are: 1, 2, 3, 6, 66523, 133046, 199569, 399138.
If you add them up, you will get the total of 399,537. Now subtract 399,138 to get 399,150