31226571

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{2473}}^1$

素因数の和:2563

約数の個数: 24

約数和(自身を含む): 47857056

約数和(自身を除く): 16630485

約数列:

[1, 3, 9, 23, 61, 69, 183, 207, 549, 1403, 2473, 4209, 7419, 12627, 22257, 56879, 150853, 170637, 452559, 511911, 1357677, 3469619, 10408857, 31226571]

約数ペア:

[(1, 31226571), (3, 10408857), (9, 3469619), (23, 1357677), (61, 511911), (69, 452559), (183, 170637), (207, 150853), (549, 56879), (1403, 22257), (2473, 12627), (4209, 7419)]