139430997

素因数分解:

$3^3\times {\mathrm{103}}^1\times {\mathrm{181}}^1\times {\mathrm{277}}^1$

素因数の和:570

約数の個数: 32

約数和(自身を含む): 210479360

約数和(自身を除く): 71048363

約数列:

[1, 3, 9, 27, 103, 181, 277, 309, 543, 831, 927, 1629, 2493, 2781, 4887, 7479, 18643, 28531, 50137, 55929, 85593, 150411, 167787, 256779, 451233, 503361, 770337, 1353699, 5164111, 15492333, 46476999, 139430997]

約数ペア:

[(1, 139430997), (3, 46476999), (9, 15492333), (27, 5164111), (103, 1353699), (181, 770337), (277, 503361), (309, 451233), (543, 256779), (831, 167787), (927, 150411), (1629, 85593), (2493, 55929), (2781, 50137), (4887, 28531), (7479, 18643)]