Q: What is the sum of all factors of the number 663,243 excluding 663,243?
A: 347,445
The factors of the number 663,243 are: 1, 3, 7, 21, 31583, 94749, 221081, 663243.
If you add them up, you will get the total of 663,590. Now subtract 663,243 to get 347,445