1556401

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1$

素因数の和:105

約数の個数: 32

約数和(自身を含む): 2177280

約数和(自身を除く): 620879

約数列:

[1, 7, 11, 17, 29, 41, 77, 119, 187, 203, 287, 319, 451, 493, 697, 1189, 1309, 2233, 3157, 3451, 4879, 5423, 7667, 8323, 13079, 20213, 37961, 53669, 91553, 141491, 222343, 1556401]

約数ペア:

[(1, 1556401), (7, 222343), (11, 141491), (17, 91553), (29, 53669), (41, 37961), (77, 20213), (119, 13079), (187, 8323), (203, 7667), (287, 5423), (319, 4879), (451, 3451), (493, 3157), (697, 2233), (1189, 1309)]