16728642

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{103}}^1\times {\mathrm{1289}}^1$

素因数の和:1407

約数の個数: 48

約数和(自身を含む): 41857920

約数和(自身を除く): 25129278

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 103, 126, 206, 309, 618, 721, 927, 1289, 1442, 1854, 2163, 2578, 3867, 4326, 6489, 7734, 9023, 11601, 12978, 18046, 23202, 27069, 54138, 81207, 132767, 162414, 265534, 398301, 796602, 929369, 1194903, 1858738, 2389806, 2788107, 5576214, 8364321, 16728642]

約数ペア:

[(1, 16728642), (2, 8364321), (3, 5576214), (6, 2788107), (7, 2389806), (9, 1858738), (14, 1194903), (18, 929369), (21, 796602), (42, 398301), (63, 265534), (103, 162414), (126, 132767), (206, 81207), (309, 54138), (618, 27069), (721, 23202), (927, 18046), (1289, 12978), (1442, 11601), (1854, 9023), (2163, 7734), (2578, 6489), (3867, 4326)]