13172901

素因数分解:

$3^1\times 7^1\times {\mathrm{353}}^1\times {\mathrm{1777}}^1$

素因数の和:2140

約数の個数: 16

約数和(自身を含む): 20141184

約数和(自身を除く): 6968283

約数列:

[1, 3, 7, 21, 353, 1059, 1777, 2471, 5331, 7413, 12439, 37317, 627281, 1881843, 4390967, 13172901]

約数ペア:

[(1, 13172901), (3, 4390967), (7, 1881843), (21, 627281), (353, 37317), (1059, 12439), (1777, 7413), (2471, 5331)]