Numbers whose Divisor Sum is Square/Examples/119
Jump to navigation
Jump to search
Example of Number whose Divisor Sum is Square
- $\map {\sigma_1} {119} = 144 = 12^2$
Proof
From $\sigma_1$ of $119$:
- $\map {\sigma_1} {119} = 144$
which equals $12^2$.
$\blacksquare$