2151569147

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1390801}}^1$

素因数の和:1390838

約数の個数: 16

約数和(自身を含む): 2803856832

約数和(自身を除く): 652287685

約数列:

[1, 7, 13, 17, 91, 119, 221, 1547, 1390801, 9735607, 18080413, 23643617, 126562891, 165505319, 307367021, 2151569147]

約数ペア:

[(1, 2151569147), (7, 307367021), (13, 165505319), (17, 126562891), (91, 23643617), (119, 18080413), (221, 9735607), (1547, 1390801)]