68878665

素因数分解:

$3^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{25943}}^1$

素因数の和:26013

約数の個数: 24

約数和(自身を含む): 121417920

約数和(自身を除く): 52539255

約数列:

[1, 3, 5, 9, 15, 45, 59, 177, 295, 531, 885, 2655, 25943, 77829, 129715, 233487, 389145, 1167435, 1530637, 4591911, 7653185, 13775733, 22959555, 68878665]

約数ペア:

[(1, 68878665), (3, 22959555), (5, 13775733), (9, 7653185), (15, 4591911), (45, 1530637), (59, 1167435), (177, 389145), (295, 233487), (531, 129715), (885, 77829), (2655, 25943)]