Q: What is the sum of all factors of the number 243,939 excluding 243,939?
A: 105,245
The factors of the number 243,939 are: 1, 3, 31, 43, 61, 93, 129, 183, 1333, 1891, 2623, 3999, 5673, 7869, 81313, 243939.
If you add them up, you will get the total of 244,044. Now subtract 243,939 to get 105,245