Q: What is the sum of all factors of the number 540,135 excluding 540,135?
A: 420,345
The factors of the number 540,135 are: 1, 3, 5, 9, 15, 27, 45, 135, 4001, 12003, 20005, 36009, 60015, 108027, 180045, 540135.
If you add them up, you will get the total of 540,555. Now subtract 540,135 to get 420,345