9988401

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{1409}}^1$

素因数の和:1568

約数の個数: 16

約数和(自身を含む): 14212800

約数和(自身を除く): 4224399

約数列:

[1, 3, 17, 51, 139, 417, 1409, 2363, 4227, 7089, 23953, 71859, 195851, 587553, 3329467, 9988401]

約数ペア:

[(1, 9988401), (3, 3329467), (17, 587553), (51, 195851), (139, 71859), (417, 23953), (1409, 7089), (2363, 4227)]