Q: What is the sum of all factors of the number 255,045 excluding 255,045?
A: 221,019
The factors of the number 255,045 are: 1, 3, 5, 7, 15, 21, 35, 49, 105, 147, 245, 347, 735, 1041, 1735, 2429, 5205, 7287, 12145, 17003, 36435, 51009, 85015, 255045.
If you add them up, you will get the total of 255,266. Now subtract 255,045 to get 221,019