821909955

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{24043}}^1$

素因数の和:24147

約数の個数: 32

約数和(自身を含む): 1371085056

約数和(自身を除く): 549175101

約数列:

[1, 3, 5, 15, 43, 53, 129, 159, 215, 265, 645, 795, 2279, 6837, 11395, 24043, 34185, 72129, 120215, 360645, 1033849, 1274279, 3101547, 3822837, 5169245, 6371395, 15507735, 19114185, 54793997, 164381991, 273969985, 821909955]

約数ペア:

[(1, 821909955), (3, 273969985), (5, 164381991), (15, 54793997), (43, 19114185), (53, 15507735), (129, 6371395), (159, 5169245), (215, 3822837), (265, 3101547), (645, 1274279), (795, 1033849), (2279, 360645), (6837, 120215), (11395, 72129), (24043, 34185)]