19201725

素因数分解:

$3^3\times 5^2\times {\mathrm{28447}}^1$

素因数の和:28466

約数の個数: 24

約数和(自身を含む): 35275520

約数和(自身を除く): 16073795

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 135, 225, 675, 28447, 85341, 142235, 256023, 426705, 711175, 768069, 1280115, 2133525, 3840345, 6400575, 19201725]

約数ペア:

[(1, 19201725), (3, 6400575), (5, 3840345), (9, 2133525), (15, 1280115), (25, 768069), (27, 711175), (45, 426705), (75, 256023), (135, 142235), (225, 85341), (675, 28447)]