281772009

素因数分解:

$3^2\times {\mathrm{53}}^1\times {\mathrm{590717}}^1$

素因数の和:590776

約数の個数: 12

約数和(自身を含む): 414684036

約数和(自身を除く): 132912027

約数列:

[1, 3, 9, 53, 159, 477, 590717, 1772151, 5316453, 31308001, 93924003, 281772009]

約数ペア:

[(1, 281772009), (3, 93924003), (9, 31308001), (53, 5316453), (159, 1772151), (477, 590717)]