Divisor Sum of 28,665

Example of Divisor Sum of Integer

 * $\map {\sigma_1} {28 \, 665} = 62 \, 244$

where $\sigma_1$ denotes the divisor sum function.

Proof
We have that:
 * $28 \, 665 = 3^2 \times 5 \times 7^2 \times 13$

Hence: