28560465

素因数分解:

$3^3\times 5^1\times {\mathrm{211559}}^1$

素因数の和:211573

約数の個数: 16

約数和(自身を含む): 50774400

約数和(自身を除く): 22213935

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 211559, 634677, 1057795, 1904031, 3173385, 5712093, 9520155, 28560465]

約数ペア:

[(1, 28560465), (3, 9520155), (5, 5712093), (9, 3173385), (15, 1904031), (27, 1057795), (45, 634677), (135, 211559)]