Q: What is the sum of all factors of the number 642,102 excluding 642,102?
A: 655,818
The factors of the number 642,102 are: 1, 2, 3, 6, 103, 206, 309, 618, 1039, 2078, 3117, 6234, 107017, 214034, 321051, 642102.
If you add them up, you will get the total of 642,757. Now subtract 642,102 to get 655,818