28364445

素因数分解:

$3^3\times 5^1\times {\mathrm{163}}^1\times {\mathrm{1289}}^1$

素因数の和:1466

約数の個数: 32

約数和(自身を含む): 50774400

約数和(自身を除く): 22409955

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 163, 489, 815, 1289, 1467, 2445, 3867, 4401, 6445, 7335, 11601, 19335, 22005, 34803, 58005, 174015, 210107, 630321, 1050535, 1890963, 3151605, 5672889, 9454815, 28364445]

約数ペア:

[(1, 28364445), (3, 9454815), (5, 5672889), (9, 3151605), (15, 1890963), (27, 1050535), (45, 630321), (135, 210107), (163, 174015), (489, 58005), (815, 34803), (1289, 22005), (1467, 19335), (2445, 11601), (3867, 7335), (4401, 6445)]