Q: What is the sum of all factors of the number 1,604,681 excluding 1,604,681?
A: 273,223
The factors of the number 1,604,681 are: 1, 13, 17, 53, 137, 221, 689, 901, 1781, 2329, 7261, 11713, 30277, 94393, 123437, 1604681.
If you add them up, you will get the total of 1,604,954. Now subtract 1,604,681 to get 273,223