Q: What is the sum of all factors of the number 427,791 excluding 427,791?
A: 274,673
The factors of the number 427,791 are: 1, 3, 7, 13, 21, 39, 91, 273, 1567, 4701, 10969, 20371, 32907, 61113, 142597, 427791.
If you add them up, you will get the total of 428,065. Now subtract 427,791 to get 274,673