56808945

素因数分解:

$3^4\times 5^1\times {\mathrm{140269}}^1$

素因数の和:140286

約数の個数: 20

約数和(自身を含む): 101836020

約数和(自身を除く): 45027075

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 140269, 420807, 701345, 1262421, 2104035, 3787263, 6312105, 11361789, 18936315, 56808945]

約数ペア:

[(1, 56808945), (3, 18936315), (5, 11361789), (9, 6312105), (15, 3787263), (27, 2104035), (45, 1262421), (81, 701345), (135, 420807), (405, 140269)]