121323657

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{63487}}^1$

素因数の和:63517

約数の個数: 24

約数和(自身を含む): 202653696

約数和(自身を除く): 81330039

約数列:

[1, 3, 7, 13, 21, 39, 49, 91, 147, 273, 637, 1911, 63487, 190461, 444409, 825331, 1333227, 2475993, 3110863, 5777317, 9332589, 17331951, 40441219, 121323657]

約数ペア:

[(1, 121323657), (3, 40441219), (7, 17331951), (13, 9332589), (21, 5777317), (39, 3110863), (49, 2475993), (91, 1333227), (147, 825331), (273, 444409), (637, 190461), (1911, 63487)]