Q: What is the sum of all factors of the number 128,265 excluding 128,265?
A: 89,463
The factors of the number 128,265 are: 1, 3, 5, 15, 17, 51, 85, 255, 503, 1509, 2515, 7545, 8551, 25653, 42755, 128265.
If you add them up, you will get the total of 128,354. Now subtract 128,265 to get 89,463