128445249905

素因数分解:

$5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{85345681}}^1$

素因数の和:85345736

約数の個数: 16

約数和(自身を含む): 180250080384

約数和(自身を除く): 51804830479

約数列:

[1, 5, 7, 35, 43, 215, 301, 1505, 85345681, 426728405, 597419767, 2987098835, 3669864283, 18349321415, 25689049981, 128445249905]

約数ペア:

[(1, 128445249905), (5, 25689049981), (7, 18349321415), (35, 3669864283), (43, 2987098835), (215, 597419767), (301, 426728405), (1505, 85345681)]