15601257

素因数分解:

$3^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{2081}}^1$

素因数の和:2118

約数の個数: 36

約数和(自身を含む): 27769716

約数和(自身を除く): 12168459

約数列:

[1, 3, 7, 9, 17, 21, 49, 51, 63, 119, 147, 153, 357, 441, 833, 1071, 2081, 2499, 6243, 7497, 14567, 18729, 35377, 43701, 101969, 106131, 131103, 247639, 305907, 318393, 742917, 917721, 1733473, 2228751, 5200419, 15601257]

約数ペア:

[(1, 15601257), (3, 5200419), (7, 2228751), (9, 1733473), (17, 917721), (21, 742917), (49, 318393), (51, 305907), (63, 247639), (119, 131103), (147, 106131), (153, 101969), (357, 43701), (441, 35377), (833, 18729), (1071, 14567), (2081, 7497), (2499, 6243)]