Q: What is the sum of all factors of the number 387,612 excluding 387,612?

A: 655,108

Why is 655,108 the sum of all factors of 387,612, excluding 387,612?

The factors of the number 387,612 are: 1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 37, 54, 74, 97, 108, 111, 148, 194, 222, 291, 333, 388, 444, 582, 666, 873, 999, 1164, 1332, 1746, 1998, 2619, 3492, 3589, 3996, 5238, 7178, 10476, 10767, 14356, 21534, 32301, 43068, 64602, 96903, 129204, 193806, 387612.

If you add them up, you will get the total of 388,267. Now subtract 387,612 to get 655,108