Q: What is the sum of all factors of the number 661,059 excluding 661,059?
A: 450,441
The factors of the number 661,059 are: 1, 3, 7, 9, 21, 49, 63, 147, 441, 1499, 4497, 10493, 13491, 31479, 73451, 94437, 220353, 661059.
If you add them up, you will get the total of 661,509. Now subtract 661,059 to get 450,441