1627297

素因数分解:

$7^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{103}}^1$

素因数の和:208

約数の個数: 16

約数和(自身を含む): 1960192

約数和(自身を除く): 332895

約数列:

[1, 7, 37, 61, 103, 259, 427, 721, 2257, 3811, 6283, 15799, 26677, 43981, 232471, 1627297]

約数ペア:

[(1, 1627297), (7, 232471), (37, 43981), (61, 26677), (103, 15799), (259, 6283), (427, 3811), (721, 2257)]