531729

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{131}}^1$

素因数の和:189

約数の個数: 24

約数和(自身を含む): 864864

約数和(自身を除く): 333135

約数列:

[1, 3, 9, 11, 33, 41, 99, 123, 131, 369, 393, 451, 1179, 1353, 1441, 4059, 4323, 5371, 12969, 16113, 48339, 59081, 177243, 531729]

約数ペア:

[(1, 531729), (3, 177243), (9, 59081), (11, 48339), (33, 16113), (41, 12969), (99, 5371), (123, 4323), (131, 4059), (369, 1441), (393, 1353), (451, 1179)]