Q: What is the sum of all factors of the number 393,771 excluding 393,771?
A: 242,133
The factors of the number 393,771 are: 1, 3, 7, 17, 21, 51, 119, 357, 1103, 3309, 7721, 18751, 23163, 56253, 131257, 393771.
If you add them up, you will get the total of 394,013. Now subtract 393,771 to get 242,133