66137139

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{83}}^1$

素因数の和:232

約数の個数: 48

約数和(自身を含む): 103783680

約数和(自身を除く): 37646541

約数列:

[1, 3, 9, 29, 43, 71, 83, 87, 129, 213, 249, 261, 387, 639, 747, 1247, 2059, 2407, 3053, 3569, 3741, 5893, 6177, 7221, 9159, 10707, 11223, 17679, 18531, 21663, 27477, 32121, 53037, 88537, 103501, 170897, 253399, 265611, 310503, 512691, 760197, 796833, 931509, 1538073, 2280591, 7348571, 22045713, 66137139]

約数ペア:

[(1, 66137139), (3, 22045713), (9, 7348571), (29, 2280591), (43, 1538073), (71, 931509), (83, 796833), (87, 760197), (129, 512691), (213, 310503), (249, 265611), (261, 253399), (387, 170897), (639, 103501), (747, 88537), (1247, 53037), (2059, 32121), (2407, 27477), (3053, 21663), (3569, 18531), (3741, 17679), (5893, 11223), (6177, 10707), (7221, 9159)]