121458172

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{20149}}^1$

素因数の和:20301

約数の個数: 24

約数和(自身を含む): 233578800

約数和(自身を除く): 112120628

約数列:

[1, 2, 4, 11, 22, 44, 137, 274, 548, 1507, 3014, 6028, 20149, 40298, 80596, 221639, 443278, 886556, 2760413, 5520826, 11041652, 30364543, 60729086, 121458172]

約数ペア:

[(1, 121458172), (2, 60729086), (4, 30364543), (11, 11041652), (22, 5520826), (44, 2760413), (137, 886556), (274, 443278), (548, 221639), (1507, 80596), (3014, 40298), (6028, 20149)]