20431575

素因数分解:

$3^3\times 5^2\times {\mathrm{30269}}^1$

素因数の和:30288

約数の個数: 24

約数和(自身を含む): 37534800

約数和(自身を除く): 17103225

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 135, 225, 675, 30269, 90807, 151345, 272421, 454035, 756725, 817263, 1362105, 2270175, 4086315, 6810525, 20431575]

約数ペア:

[(1, 20431575), (3, 6810525), (5, 4086315), (9, 2270175), (15, 1362105), (25, 817263), (27, 756725), (45, 454035), (75, 272421), (135, 151345), (225, 90807), (675, 30269)]