13328481

素因数分解:

$3^1\times {\mathrm{19}}^2\times {\mathrm{31}}^1\times {\mathrm{397}}^1$

素因数の和:469

約数の個数: 24

約数和(自身を含む): 19409664

約数和(自身を除く): 6081183

約数列:

[1, 3, 19, 31, 57, 93, 361, 397, 589, 1083, 1191, 1767, 7543, 11191, 12307, 22629, 33573, 36921, 143317, 233833, 429951, 701499, 4442827, 13328481]

約数ペア:

[(1, 13328481), (3, 4442827), (19, 701499), (31, 429951), (57, 233833), (93, 143317), (361, 36921), (397, 33573), (589, 22629), (1083, 12307), (1191, 11191), (1767, 7543)]