28733895

素因数分解:

$3^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{8747}}^1$

素因数の和:8831

約数の個数: 24

約数和(自身を含む): 50493456

約数和(自身を除く): 21759561

約数列:

[1, 3, 5, 9, 15, 45, 73, 219, 365, 657, 1095, 3285, 8747, 26241, 43735, 78723, 131205, 393615, 638531, 1915593, 3192655, 5746779, 9577965, 28733895]

約数ペア:

[(1, 28733895), (3, 9577965), (5, 5746779), (9, 3192655), (15, 1915593), (45, 638531), (73, 393615), (219, 131205), (365, 78723), (657, 43735), (1095, 26241), (3285, 8747)]