258157851

素因数分解:

$3^1\times 7^1\times {\mathrm{1049}}^1\times {\mathrm{11719}}^1$

素因数の和:12778

約数の個数: 16

約数和(自身を含む): 393792000

約数和(自身を除く): 135634149

約数列:

[1, 3, 7, 21, 1049, 3147, 7343, 11719, 22029, 35157, 82033, 246099, 12293231, 36879693, 86052617, 258157851]

約数ペア:

[(1, 258157851), (3, 86052617), (7, 36879693), (21, 12293231), (1049, 246099), (3147, 82033), (7343, 35157), (11719, 22029)]