208041609

素因数分解:

$3^1\times {\mathrm{151}}^1\times {\mathrm{353}}^1\times {\mathrm{1301}}^1$

素因数の和:1808

約数の個数: 16

約数和(自身を含む): 280232064

約数和(自身を除く): 72190455

約数列:

[1, 3, 151, 353, 453, 1059, 1301, 3903, 53303, 159909, 196451, 459253, 589353, 1377759, 69347203, 208041609]

約数ペア:

[(1, 208041609), (3, 69347203), (151, 1377759), (353, 589353), (453, 459253), (1059, 196451), (1301, 159909), (3903, 53303)]