Q: What is the sum of all factors of the number 428,589 excluding 428,589?
A: 279,027
The factors of the number 428,589 are: 1, 3, 7, 9, 21, 63, 6803, 20409, 47621, 61227, 142863, 428589.
If you add them up, you will get the total of 428,868. Now subtract 428,589 to get 279,027