Q: What is the sum of all factors of the number 403,978 excluding 403,978?
A: 233,942
The factors of the number 403,978 are: 1, 2, 19, 38, 10631, 21262, 201989, 403978.
If you add them up, you will get the total of 404,211. Now subtract 403,978 to get 233,942