Q: What is the sum of all factors of the number 1,987,729 excluding 1,987,729?
A: 86,447
The factors of the number 1,987,729 are: 1, 23, 86423, 1987729.
If you add them up, you will get the total of 1,987,815. Now subtract 1,987,729 to get 86,447