Q: What is the sum of all factors of the number 43,407 excluding 43,407?
A: 35,217
The factors of the number 43,407 are: 1, 3, 7, 9, 13, 21, 39, 53, 63, 91, 117, 159, 273, 371, 477, 689, 819, 1113, 2067, 3339, 4823, 6201, 14469, 43407.
If you add them up, you will get the total of 43,442. Now subtract 43,407 to get 35,217