Q: What is the sum of all factors of the number 639,471 excluding 639,471?
A: 362,513
The factors of the number 639,471 are: 1, 3, 7, 21, 37, 111, 259, 777, 823, 2469, 5761, 17283, 30451, 91353, 213157, 639471.
If you add them up, you will get the total of 639,833. Now subtract 639,471 to get 362,513