72209405

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{18539}}^1$

素因数の和:18604

約数の個数: 16

約数和(自身を含む): 93441600

約数和(自身を除く): 21232195

約数列:

[1, 5, 19, 41, 95, 205, 779, 3895, 18539, 92695, 352241, 760099, 1761205, 3800495, 14441881, 72209405]

約数ペア:

[(1, 72209405), (5, 14441881), (19, 3800495), (41, 1761205), (95, 760099), (205, 352241), (779, 92695), (3895, 18539)]