Q: What is the sum of all factors of the number 421,551 excluding 421,551?
A: 251,569
The factors of the number 421,551 are: 1, 3, 9, 13, 27, 39, 117, 351, 1201, 3603, 10809, 15613, 32427, 46839, 140517, 421551.
If you add them up, you will get the total of 421,802. Now subtract 421,551 to get 251,569