Q: What is the sum of all factors of the number 243,908 excluding 243,908?
A: 261,436
The factors of the number 243,908 are: 1, 2, 4, 7, 14, 28, 31, 62, 124, 217, 281, 434, 562, 868, 1124, 1967, 3934, 7868, 8711, 17422, 34844, 60977, 121954, 243908.
If you add them up, you will get the total of 244,169. Now subtract 243,908 to get 261,436