Q: What is the sum of all factors of the number 255,642 excluding 255,642?
A: 261,030
The factors of the number 255,642 are: 1, 2, 3, 6, 137, 274, 311, 411, 622, 822, 933, 1866, 42607, 85214, 127821, 255642.
If you add them up, you will get the total of 255,903. Now subtract 255,642 to get 261,030