39398191

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{83}}^2$

素因数の和:235

約数の個数: 24

約数和(自身を含む): 49089920

約数和(自身を除く): 9691729

約数列:

[1, 7, 19, 43, 83, 133, 301, 581, 817, 1577, 3569, 5719, 6889, 11039, 24983, 48223, 67811, 130891, 296227, 474677, 916237, 2073589, 5628313, 39398191]

約数ペア:

[(1, 39398191), (7, 5628313), (19, 2073589), (43, 916237), (83, 474677), (133, 296227), (301, 130891), (581, 67811), (817, 48223), (1577, 24983), (3569, 11039), (5719, 6889)]