81162015

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{25889}}^1$

素因数の和:25927

約数の個数: 32

約数和(自身を含む): 149126400

約数和(自身を除く): 67964385

約数列:

[1, 3, 5, 11, 15, 19, 33, 55, 57, 95, 165, 209, 285, 627, 1045, 3135, 25889, 77667, 129445, 284779, 388335, 491891, 854337, 1423895, 1475673, 2459455, 4271685, 5410801, 7378365, 16232403, 27054005, 81162015]

約数ペア:

[(1, 81162015), (3, 27054005), (5, 16232403), (11, 7378365), (15, 5410801), (19, 4271685), (33, 2459455), (55, 1475673), (57, 1423895), (95, 854337), (165, 491891), (209, 388335), (285, 284779), (627, 129445), (1045, 77667), (3135, 25889)]