138522391

素因数分解:

$7^1\times {\mathrm{73}}^1\times {\mathrm{307}}^1\times {\mathrm{883}}^1$

素因数の和:1270

約数の個数: 16

約数和(自身を含む): 161185024

約数和(自身を除く): 22662633

約数列:

[1, 7, 73, 307, 511, 883, 2149, 6181, 22411, 64459, 156877, 271081, 451213, 1897567, 19788913, 138522391]

約数ペア:

[(1, 138522391), (7, 19788913), (73, 1897567), (307, 451213), (511, 271081), (883, 156877), (2149, 64459), (6181, 22411)]