Q: What is the sum of all factors of the number 622,391 excluding 622,391?
A: 172,489
The factors of the number 622,391 are: 1, 7, 11, 59, 77, 137, 413, 649, 959, 1507, 4543, 8083, 10549, 56581, 88913, 622391.
If you add them up, you will get the total of 622,563. Now subtract 622,391 to get 172,489