392021357

素因数分解:

$7^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{163}}^1$

素因数の和:322

約数の個数: 48

約数和(自身を含む): 518607360

約数和(自身を除く): 126586003

約数列:

[1, 7, 13, 19, 91, 107, 133, 163, 169, 247, 749, 1141, 1183, 1391, 1729, 2033, 2119, 3097, 3211, 9737, 14231, 14833, 17441, 18083, 21679, 22477, 26429, 27547, 40261, 122087, 126581, 185003, 192829, 226733, 281827, 331379, 343577, 523393, 1587131, 2319653, 2405039, 2947529, 3663751, 4307927, 20632703, 30155489, 56003051, 392021357]

約数ペア:

[(1, 392021357), (7, 56003051), (13, 30155489), (19, 20632703), (91, 4307927), (107, 3663751), (133, 2947529), (163, 2405039), (169, 2319653), (247, 1587131), (749, 523393), (1141, 343577), (1183, 331379), (1391, 281827), (1729, 226733), (2033, 192829), (2119, 185003), (3097, 126581), (3211, 122087), (9737, 40261), (14231, 27547), (14833, 26429), (17441, 22477), (18083, 21679)]