15245391

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{2011}}^1$

素因数の和:2059

約数の個数: 24

約数和(自身を含む): 24530304

約数和(自身を除く): 9284913

約数列:

[1, 3, 7, 19, 21, 57, 133, 361, 399, 1083, 2011, 2527, 6033, 7581, 14077, 38209, 42231, 114627, 267463, 725971, 802389, 2177913, 5081797, 15245391]

約数ペア:

[(1, 15245391), (3, 5081797), (7, 2177913), (19, 802389), (21, 725971), (57, 267463), (133, 114627), (361, 42231), (399, 38209), (1083, 14077), (2011, 7581), (2527, 6033)]