321620637

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{227}}^1\times {\mathrm{2137}}^1$

素因数の和:2397

約数の個数: 32

約数和(自身を含む): 491363712

約数和(自身を除く): 169743075

約数列:

[1, 3, 13, 17, 39, 51, 221, 227, 663, 681, 2137, 2951, 3859, 6411, 8853, 11577, 27781, 36329, 50167, 83343, 108987, 150501, 472277, 485099, 1416831, 1455297, 6306287, 8246683, 18918861, 24740049, 107206879, 321620637]

約数ペア:

[(1, 321620637), (3, 107206879), (13, 24740049), (17, 18918861), (39, 8246683), (51, 6306287), (221, 1455297), (227, 1416831), (663, 485099), (681, 472277), (2137, 150501), (2951, 108987), (3859, 83343), (6411, 50167), (8853, 36329), (11577, 27781)]