Q: What is the sum of all factors of the number 1,242,561 including 1,242,561?
A: 1,664,640
The factors of the number 1,242,561 are: 1, 3, 239, 717, 1733, 5199, 414187, 1242561.
If you add them up, you will get the total of 1,664,640.