28305397107

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{625133}}^1$

素因数の和:625201

約数の個数: 40

約数和(自身を含む): 46594987824

約数和(自身を除く): 18289590717

約数列:

[1, 3, 9, 13, 27, 39, 43, 81, 117, 129, 351, 387, 559, 1053, 1161, 1677, 3483, 5031, 15093, 45279, 625133, 1875399, 5626197, 8126729, 16878591, 24380187, 26880719, 50635773, 73140561, 80642157, 219421683, 241926471, 349449347, 658265049, 725779413, 1048348041, 2177338239, 3145044123, 9435132369, 28305397107]

約数ペア:

[(1, 28305397107), (3, 9435132369), (9, 3145044123), (13, 2177338239), (27, 1048348041), (39, 725779413), (43, 658265049), (81, 349449347), (117, 241926471), (129, 219421683), (351, 80642157), (387, 73140561), (559, 50635773), (1053, 26880719), (1161, 24380187), (1677, 16878591), (3483, 8126729), (5031, 5626197), (15093, 1875399), (45279, 625133)]