172538188

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{32359}}^1$

素因数の和:32437

約数の個数: 24

約数和(自身を含む): 318940160

約数和(自身を除く): 146401972

約数列:

[1, 2, 4, 31, 43, 62, 86, 124, 172, 1333, 2666, 5332, 32359, 64718, 129436, 1003129, 1391437, 2006258, 2782874, 4012516, 5565748, 43134547, 86269094, 172538188]

約数ペア:

[(1, 172538188), (2, 86269094), (4, 43134547), (31, 5565748), (43, 4012516), (62, 2782874), (86, 2006258), (124, 1391437), (172, 1003129), (1333, 129436), (2666, 64718), (5332, 32359)]