Q: What is the sum of all factors of the number 387,135 excluding 387,135?
A: 380,385
The factors of the number 387,135 are: 1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 1229, 3687, 6145, 8603, 11061, 18435, 25809, 43015, 55305, 77427, 129045, 387135.
If you add them up, you will get the total of 387,515. Now subtract 387,135 to get 380,385