27887797

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{241}}^1\times {\mathrm{271}}^1$

素因数の和:580

約数の個数: 16

約数和(自身を含む): 32648704

約数和(自身を除く): 4760907

約数列:

[1, 7, 61, 241, 271, 427, 1687, 1897, 14701, 16531, 65311, 102907, 115717, 457177, 3983971, 27887797]

約数ペア:

[(1, 27887797), (7, 3983971), (61, 457177), (241, 115717), (271, 102907), (427, 65311), (1687, 16531), (1897, 14701)]