28487289

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{311}}^1\times {\mathrm{1607}}^1$

素因数の和:1940

約数の個数: 16

約数和(自身を含む): 40135680

約数和(自身を除く): 11648391

約数列:

[1, 3, 19, 57, 311, 933, 1607, 4821, 5909, 17727, 30533, 91599, 499777, 1499331, 9495763, 28487289]

約数ペア:

[(1, 28487289), (3, 9495763), (19, 1499331), (57, 499777), (311, 91599), (933, 30533), (1607, 17727), (4821, 5909)]