Q: What is the sum of all factors of the number 871,878 excluding 871,878?
A: 1,121,082
The factors of the number 871,878 are: 1, 2, 3, 6, 7, 14, 21, 42, 20759, 41518, 62277, 124554, 145313, 290626, 435939, 871878.
If you add them up, you will get the total of 871,879. Now subtract 871,878 to get 1,121,082