Q: What is the sum of all factors of the number 7,776 excluding 7,776?
A: 15,156
The factors of the number 7,776 are: 1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 72, 81, 96, 108, 144, 162, 216, 243, 288, 324, 432, 486, 648, 864, 972, 1296, 1944, 2592, 3888, 7776.
If you add them up, you will get the total of 7,791. Now subtract 7,776 to get 15,156