Q: What is the sum of all factors of the number 645,449 excluding 645,449?
A: 168,631
The factors of the number 645,449 are: 1, 7, 19, 23, 133, 161, 211, 437, 1477, 3059, 4009, 4853, 28063, 33971, 92207, 645449.
If you add them up, you will get the total of 645,617. Now subtract 645,449 to get 168,631