Q: What is the sum of all factors of the number 123,403 excluding 123,403?
A: 28,869
The factors of the number 123,403 are: 1, 7, 17, 61, 119, 289, 427, 1037, 2023, 7259, 17629, 123403.
If you add them up, you will get the total of 123,431. Now subtract 123,403 to get 28,869