Q: What is the sum of all factors of the number 641,121 excluding 641,121?
A: 334,623
The factors of the number 641,121 are: 1, 3, 13, 17, 39, 51, 221, 663, 967, 2901, 12571, 16439, 37713, 49317, 213707, 641121.
If you add them up, you will get the total of 641,455. Now subtract 641,121 to get 334,623