56909769

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{107}}^1$

素因数の和:210

約数の個数: 64

約数和(自身を含む): 97320960

約数和(自身を除く): 40411191

約数列:

[1, 3, 7, 19, 21, 31, 43, 57, 93, 107, 129, 133, 217, 301, 321, 399, 589, 651, 749, 817, 903, 1333, 1767, 2033, 2247, 2451, 3317, 3999, 4123, 4601, 5719, 6099, 9331, 9951, 12369, 13803, 14231, 17157, 23219, 25327, 27993, 32207, 42693, 63023, 69657, 75981, 87419, 96621, 142631, 177289, 189069, 262257, 427893, 441161, 531867, 611933, 998417, 1323483, 1835799, 2709989, 2995251, 8129967, 18969923, 56909769]

約数ペア:

[(1, 56909769), (3, 18969923), (7, 8129967), (19, 2995251), (21, 2709989), (31, 1835799), (43, 1323483), (57, 998417), (93, 611933), (107, 531867), (129, 441161), (133, 427893), (217, 262257), (301, 189069), (321, 177289), (399, 142631), (589, 96621), (651, 87419), (749, 75981), (817, 69657), (903, 63023), (1333, 42693), (1767, 32207), (2033, 27993), (2247, 25327), (2451, 23219), (3317, 17157), (3999, 14231), (4123, 13803), (4601, 12369), (5719, 9951), (6099, 9331)]