Q: What is the sum of all factors of the number 1,449 excluding 1,449?
A: 1,047
The factors of the number 1,449 are: 1, 3, 7, 9, 21, 23, 63, 69, 161, 207, 483, 1449.
If you add them up, you will get the total of 1,450. Now subtract 1,449 to get 1,047