Q: What is the sum of all factors of the number 213,211,215 excluding 213,211,215?
A: 209,150,673
The factors of the number 213,211,215 are: 1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 676861, 2030583, 3384305, 4738027, 6091749, 10152915, 14214081, 23690135, 30458745, 42642243, 71070405, 213211215.
If you add them up, you will get the total of 213,211,424. Now subtract 213,211,215 to get 209,150,673