261362145

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{733}}^1\times {\mathrm{2161}}^1$

素因数の和:2913

約数の個数: 32

約数和(自身を含む): 457029504

約数和(自身を除く): 195667359

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 733, 2161, 2199, 3665, 6483, 8063, 10805, 10995, 23771, 24189, 32415, 40315, 71313, 118855, 120945, 356565, 1584013, 4752039, 7920065, 17424143, 23760195, 52272429, 87120715, 261362145]

約数ペア:

[(1, 261362145), (3, 87120715), (5, 52272429), (11, 23760195), (15, 17424143), (33, 7920065), (55, 4752039), (165, 1584013), (733, 356565), (2161, 120945), (2199, 118855), (3665, 71313), (6483, 40315), (8063, 32415), (10805, 24189), (10995, 23771)]