71668815

素因数分解:

$3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{263}}^1\times {\mathrm{491}}^1$

素因数の和:799

約数の個数: 32

約数和(自身を含む): 118457856

約数和(自身を除く): 46789041

約数列:

[1, 3, 5, 15, 37, 111, 185, 263, 491, 555, 789, 1315, 1473, 2455, 3945, 7365, 9731, 18167, 29193, 48655, 54501, 90835, 129133, 145965, 272505, 387399, 645665, 1936995, 4777921, 14333763, 23889605, 71668815]

約数ペア:

[(1, 71668815), (3, 23889605), (5, 14333763), (15, 4777921), (37, 1936995), (111, 645665), (185, 387399), (263, 272505), (491, 145965), (555, 129133), (789, 90835), (1315, 54501), (1473, 48655), (2455, 29193), (3945, 18167), (7365, 9731)]