Q: What is the sum of all factors of the number 621,534 excluding 621,534?
A: 639,906
The factors of the number 621,534 are: 1, 2, 3, 6, 71, 142, 213, 426, 1459, 2918, 4377, 8754, 103589, 207178, 310767, 621534.
If you add them up, you will get the total of 622,173. Now subtract 621,534 to get 639,906