1556157057

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{6977}}^1$

素因数の和:7062

約数の個数: 64

約数和(自身を含む): 2751006720

約数和(自身を除く): 1194849663

約数列:

[1, 3, 7, 13, 19, 21, 39, 43, 57, 91, 129, 133, 247, 273, 301, 399, 559, 741, 817, 903, 1677, 1729, 2451, 3913, 5187, 5719, 6977, 10621, 11739, 17157, 20931, 31863, 48839, 74347, 90701, 132563, 146517, 223041, 272103, 300011, 397689, 634907, 900033, 927941, 1723319, 1904721, 2100077, 2783823, 3900143, 5169957, 5700209, 6300231, 11700429, 12063233, 17100627, 27301001, 36189699, 39901463, 74102717, 81903003, 119704389, 222308151, 518719019, 1556157057]

約数ペア:

[(1, 1556157057), (3, 518719019), (7, 222308151), (13, 119704389), (19, 81903003), (21, 74102717), (39, 39901463), (43, 36189699), (57, 27301001), (91, 17100627), (129, 12063233), (133, 11700429), (247, 6300231), (273, 5700209), (301, 5169957), (399, 3900143), (559, 2783823), (741, 2100077), (817, 1904721), (903, 1723319), (1677, 927941), (1729, 900033), (2451, 634907), (3913, 397689), (5187, 300011), (5719, 272103), (6977, 223041), (10621, 146517), (11739, 132563), (17157, 90701), (20931, 74347), (31863, 48839)]