Q: What is the sum of all factors of the number 129,405 excluding 129,405?
A: 77,667
The factors of the number 129,405 are: 1, 3, 5, 15, 8627, 25881, 43135, 129405.
If you add them up, you will get the total of 129,482. Now subtract 129,405 to get 77,667