86720179

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{1933}}^1$

素因数の和:1999

約数の個数: 32

約数和(自身を含む): 116968320

約数和(自身を除く): 30248141

約数列:

[1, 7, 13, 17, 29, 91, 119, 203, 221, 377, 493, 1547, 1933, 2639, 3451, 6409, 13531, 25129, 32861, 44863, 56057, 175903, 230027, 392399, 427193, 728741, 952969, 2990351, 5101187, 6670783, 12388597, 86720179]

約数ペア:

[(1, 86720179), (7, 12388597), (13, 6670783), (17, 5101187), (29, 2990351), (91, 952969), (119, 728741), (203, 427193), (221, 392399), (377, 230027), (493, 175903), (1547, 56057), (1933, 44863), (2639, 32861), (3451, 25129), (6409, 13531)]