Q: What is the sum of all factors of the number 23,409 excluding 23,409?
A: 13,738
The factors of the number 23,409 are: 1, 3, 9, 17, 27, 51, 81, 153, 289, 459, 867, 1377, 2601, 7803, 23409.
If you add them up, you will get the total of 23,422. Now subtract 23,409 to get 13,738