Q: What is the sum of all factors of the number 405,955 excluding 405,955?
A: 138,653
The factors of the number 405,955 are: 1, 5, 11, 55, 61, 121, 305, 605, 671, 1331, 3355, 6655, 7381, 36905, 81191, 405955.
If you add them up, you will get the total of 406,093. Now subtract 405,955 to get 138,653