Q: What is the sum of all factors of the number 3,899,865 excluding 3,899,865?
A: 2,339,943
The factors of the number 3,899,865 are: 1, 3, 5, 15, 259991, 779973, 1299955, 3899865.
If you add them up, you will get the total of 3,899,867. Now subtract 3,899,865 to get 2,339,943