Q: What is the sum of all factors of the number 6,669 excluding 6,669?
A: 4,531
The factors of the number 6,669 are: 1, 3, 9, 13, 19, 27, 39, 57, 117, 171, 247, 351, 513, 741, 2223, 6669.
If you add them up, you will get the total of 6,673. Now subtract 6,669 to get 4,531