67838169

素因数分解:

$3^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{103}}^1\times {\mathrm{397}}^1$

素因数の和:589

約数の個数: 32

約数和(自身を含む): 105963520

約数和(自身を除く): 38125351

約数列:

[1, 3, 7, 21, 79, 103, 237, 309, 397, 553, 721, 1191, 1659, 2163, 2779, 8137, 8337, 24411, 31363, 40891, 56959, 94089, 122673, 170877, 219541, 286237, 658623, 858711, 3230389, 9691167, 22612723, 67838169]

約数ペア:

[(1, 67838169), (3, 22612723), (7, 9691167), (21, 3230389), (79, 858711), (103, 658623), (237, 286237), (309, 219541), (397, 170877), (553, 122673), (721, 94089), (1191, 56959), (1659, 40891), (2163, 31363), (2779, 24411), (8137, 8337)]