Q: What is the sum of all factors of the number 1,997,979 excluding 1,997,979?
A: 665,997
The factors of the number 1,997,979 are: 1, 3, 665993, 1997979.
If you add them up, you will get the total of 1,998,644. Now subtract 1,997,979 to get 665,997