Q: What is the sum of all factors of the number 168,909 excluding 168,909?
A: 81,075
The factors of the number 168,909 are: 1, 3, 13, 39, 61, 71, 183, 213, 793, 923, 2379, 2769, 4331, 12993, 56303, 168909.
If you add them up, you will get the total of 168,990. Now subtract 168,909 to get 81,075