Q: What is the sum of all factors of the number 221,145 excluding 221,145?
A: 148,647
The factors of the number 221,145 are: 1, 3, 5, 15, 23, 69, 115, 345, 641, 1923, 3205, 9615, 14743, 44229, 73715, 221145.
If you add them up, you will get the total of 221,293. Now subtract 221,145 to get 148,647