Divisor Sum of 22,365

Example of Sigma Function of Integer

 * $\map \sigma {22 \, 365} = 44 \, 928$

where $\sigma$ denotes the $\sigma$ function.

Proof
We have that:
 * $22 \, 365 = 3^2 \times 5 \times 7 \times 71$

Hence: