280827945

素因数分解:

$3^3\times 5^1\times {\mathrm{2080207}}^1$

素因数の和:2080221

約数の個数: 16

約数和(自身を含む): 499249920

約数和(自身を除く): 218421975

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 2080207, 6240621, 10401035, 18721863, 31203105, 56165589, 93609315, 280827945]

約数ペア:

[(1, 280827945), (3, 93609315), (5, 56165589), (9, 31203105), (15, 18721863), (27, 10401035), (45, 6240621), (135, 2080207)]