204533721

素因数分解:

$3^3\times 7^1\times {\mathrm{1082189}}^1$

素因数の和:1082205

約数の個数: 16

約数和(自身を含む): 346300800

約数和(自身を除く): 141767079

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 1082189, 3246567, 7575323, 9739701, 22725969, 29219103, 68177907, 204533721]

約数ペア:

[(1, 204533721), (3, 68177907), (7, 29219103), (9, 22725969), (21, 9739701), (27, 7575323), (63, 3246567), (189, 1082189)]