1631191191

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{111443}}^1$

素因数の和:111511

約数の個数: 32

約数和(自身を含む): 2696053248

約数和(自身を除く): 1064862057

約数列:

[1, 3, 7, 17, 21, 41, 51, 119, 123, 287, 357, 697, 861, 2091, 4879, 14637, 111443, 334329, 780101, 1894531, 2340303, 4569163, 5683593, 13261717, 13707489, 31984141, 39785151, 77675771, 95952423, 233027313, 543730397, 1631191191]

約数ペア:

[(1, 1631191191), (3, 543730397), (7, 233027313), (17, 95952423), (21, 77675771), (41, 39785151), (51, 31984141), (119, 13707489), (123, 13261717), (287, 5683593), (357, 4569163), (697, 2340303), (861, 1894531), (2091, 780101), (4879, 334329), (14637, 111443)]