865744029

素因数分解:

$3^2\times {\mathrm{53}}^1\times {\mathrm{89}}^1\times {\mathrm{20393}}^1$

素因数の和:20541

約数の個数: 24

約数和(自身を含む): 1288492920

約数和(自身を除く): 422748891

約数列:

[1, 3, 9, 53, 89, 159, 267, 477, 801, 4717, 14151, 20393, 42453, 61179, 183537, 1080829, 1814977, 3242487, 5444931, 9727461, 16334793, 96193781, 288581343, 865744029]

約数ペア:

[(1, 865744029), (3, 288581343), (9, 96193781), (53, 16334793), (89, 9727461), (159, 5444931), (267, 3242487), (477, 1814977), (801, 1080829), (4717, 183537), (14151, 61179), (20393, 42453)]