Q: What is the sum of all factors of the number 129,945 excluding 129,945?
A: 77,991
The factors of the number 129,945 are: 1, 3, 5, 15, 8663, 25989, 43315, 129945.
If you add them up, you will get the total of 130,022. Now subtract 129,945 to get 77,991