Q: What is the sum of all factors of the number 144,004,021 excluding 144,004,021?

A: 38,472,779

Why is 38,472,779 the sum of all factors of 144,004,021, excluding 144,004,021?

The factors of the number 144,004,021 are: 1, 7, 19, 31, 53, 133, 217, 371, 589, 659, 1007, 1643, 4123, 4613, 7049, 11501, 12521, 20429, 31217, 34927, 87647, 143003, 218519, 244489, 388151, 663613, 1082737, 2717057, 4645291, 7579159, 20572003, 144004021.

If you add them up, you will get the total of 144,004,059. Now subtract 144,004,021 to get 38,472,779