Q: What is the sum of all factors of the number 108,945 excluding 108,945?
A: 87,075
The factors of the number 108,945 are: 1, 3, 5, 9, 15, 27, 45, 81, 135, 269, 405, 807, 1345, 2421, 4035, 7263, 12105, 21789, 36315, 108945.
If you add them up, you will get the total of 109,032. Now subtract 108,945 to get 87,075