23865387

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{107}}^1$

素因数の和:192

約数の個数: 64

約数和(自身を含む): 42577920

約数和(自身を除く): 18712533

約数列:

[1, 3, 7, 13, 19, 21, 39, 43, 57, 91, 107, 129, 133, 247, 273, 301, 321, 399, 559, 741, 749, 817, 903, 1391, 1677, 1729, 2033, 2247, 2451, 3913, 4173, 4601, 5187, 5719, 6099, 9737, 10621, 11739, 13803, 14231, 17157, 26429, 29211, 31863, 32207, 42693, 59813, 74347, 79287, 87419, 96621, 179439, 185003, 223041, 262257, 418691, 555009, 611933, 1136447, 1256073, 1835799, 3409341, 7955129, 23865387]

約数ペア:

[(1, 23865387), (3, 7955129), (7, 3409341), (13, 1835799), (19, 1256073), (21, 1136447), (39, 611933), (43, 555009), (57, 418691), (91, 262257), (107, 223041), (129, 185003), (133, 179439), (247, 96621), (273, 87419), (301, 79287), (321, 74347), (399, 59813), (559, 42693), (741, 32207), (749, 31863), (817, 29211), (903, 26429), (1391, 17157), (1677, 14231), (1729, 13803), (2033, 11739), (2247, 10621), (2451, 9737), (3913, 6099), (4173, 5719), (4601, 5187)]