Q: What is the sum of all factors of the number 1,218 excluding 1,218?
A: 1,662
The factors of the number 1,218 are: 1, 2, 3, 6, 7, 14, 21, 29, 42, 58, 87, 174, 203, 406, 609, 1218.
If you add them up, you will get the total of 1,219. Now subtract 1,218 to get 1,662