Q: What is the sum of all factors of the number 72,369 excluding 72,369?
A: 51,183
The factors of the number 72,369 are: 1, 3, 9, 11, 17, 33, 43, 51, 99, 129, 153, 187, 387, 473, 561, 731, 1419, 1683, 2193, 4257, 6579, 8041, 24123, 72369.
If you add them up, you will get the total of 72,420. Now subtract 72,369 to get 51,183