27987491

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{479}}^1\times {\mathrm{491}}^1$

素因数の和:994

約数の個数: 16

約数和(自身を含む): 34007040

約数和(自身を除く): 6019549

約数列:

[1, 7, 17, 119, 479, 491, 3353, 3437, 8143, 8347, 57001, 58429, 235189, 1646323, 3998213, 27987491]

約数ペア:

[(1, 27987491), (7, 3998213), (17, 1646323), (119, 235189), (479, 58429), (491, 57001), (3353, 8347), (3437, 8143)]