Q: What is the sum of all factors of the number 129,378 excluding 129,378?
A: 129,390
The factors of the number 129,378 are: 1, 2, 3, 6, 21563, 43126, 64689, 129378.
If you add them up, you will get the total of 129,507. Now subtract 129,378 to get 129,390