217251976

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{1597441}}^1$

素因数の和:1597464

約数の個数: 16

約数和(自身を含む): 431309340

約数和(自身を除く): 214057364

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 1597441, 3194882, 6389764, 12779528, 27156497, 54312994, 108625988, 217251976]

約数ペア:

[(1, 217251976), (2, 108625988), (4, 54312994), (8, 27156497), (17, 12779528), (34, 6389764), (68, 3194882), (136, 1597441)]