28991169

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1823}}^1$

素因数の和:1882

約数の個数: 32

約数和(自身を含む): 46694400

約数和(自身を除く): 17703231

約数列:

[1, 3, 9, 19, 27, 31, 57, 93, 171, 279, 513, 589, 837, 1767, 1823, 5301, 5469, 15903, 16407, 34637, 49221, 56513, 103911, 169539, 311733, 508617, 935199, 1073747, 1525851, 3221241, 9663723, 28991169]

約数ペア:

[(1, 28991169), (3, 9663723), (9, 3221241), (19, 1525851), (27, 1073747), (31, 935199), (57, 508617), (93, 311733), (171, 169539), (279, 103911), (513, 56513), (589, 49221), (837, 34637), (1767, 16407), (1823, 15903), (5301, 5469)]