Triperfect Number/Examples/1,476,304,896

Example of Triperfect Number
$1 \, 476 \, 304 \, 896$ is triperfect:
 * $\map {\sigma_1} {1 \, 476 \, 304 \, 896} = 4 \, 428 \, 914 \, 688 = 3 \times 1 \, 476 \, 304 \, 896$

Proof
From :
 * $\map {\sigma_1} {1 \, 476 \, 304 \, 896} = 4 \, 428 \, 914 \, 688$

Hence the result.