73972405

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^2\times {\mathrm{677}}^1$

素因数の和:777

約数の個数: 24

約数和(自身を含む): 98128296

約数和(自身を除く): 24155891

約数列:

[1, 5, 13, 41, 65, 205, 533, 677, 1681, 2665, 3385, 8405, 8801, 21853, 27757, 44005, 109265, 138785, 360841, 1138037, 1804205, 5690185, 14794481, 73972405]

約数ペア:

[(1, 73972405), (5, 14794481), (13, 5690185), (41, 1804205), (65, 1138037), (205, 360841), (533, 138785), (677, 109265), (1681, 44005), (2665, 27757), (3385, 21853), (8405, 8801)]