28760805

素因数分解:

$3^3\times 5^1\times {\mathrm{213043}}^1$

素因数の和:213057

約数の個数: 16

約数和(自身を含む): 51130560

約数和(自身を除く): 22369755

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 213043, 639129, 1065215, 1917387, 3195645, 5752161, 9586935, 28760805]

約数ペア:

[(1, 28760805), (3, 9586935), (5, 5752161), (9, 3195645), (15, 1917387), (27, 1065215), (45, 639129), (135, 213043)]