28320391

素因数分解:

${\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{1567}}^1$

素因数の和:1662

約数の個数: 16

約数和(自身を含む): 32514048

約数和(自身を除く): 4193657

約数列:

[1, 11, 31, 53, 341, 583, 1567, 1643, 17237, 18073, 48577, 83051, 534347, 913561, 2574581, 28320391]

約数ペア:

[(1, 28320391), (11, 2574581), (31, 913561), (53, 534347), (341, 83051), (583, 48577), (1567, 18073), (1643, 17237)]