4440009

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{12437}}^1$

素因数の和:12464

約数の個数: 16

約数和(自身を含む): 7164288

約数和(自身を除く): 2724279

約数列:

[1, 3, 7, 17, 21, 51, 119, 357, 12437, 37311, 87059, 211429, 261177, 634287, 1480003, 4440009]

約数ペア:

[(1, 4440009), (3, 1480003), (7, 634287), (17, 261177), (21, 211429), (51, 87059), (119, 37311), (357, 12437)]