209006161

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^2\times {\mathrm{2731}}^1$

素因数の和:2809

約数の個数: 24

約数和(自身を含む): 266512064

約数和(自身を除く): 57505903

約数列:

[1, 7, 13, 29, 91, 203, 377, 841, 2639, 2731, 5887, 10933, 19117, 35503, 76531, 79199, 248521, 554393, 1029587, 2296771, 7207109, 16077397, 29858023, 209006161]

約数ペア:

[(1, 209006161), (7, 29858023), (13, 16077397), (29, 7207109), (91, 2296771), (203, 1029587), (377, 554393), (841, 248521), (2639, 79199), (2731, 76531), (5887, 35503), (10933, 19117)]