2722975

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{149}}^1$

素因数の和:219

約数の個数: 24

約数和(自身を含む): 3682800

約数和(自身を除く): 959825

約数列:

[1, 5, 17, 25, 43, 85, 149, 215, 425, 731, 745, 1075, 2533, 3655, 3725, 6407, 12665, 18275, 32035, 63325, 108919, 160175, 544595, 2722975]

約数ペア:

[(1, 2722975), (5, 544595), (17, 160175), (25, 108919), (43, 63325), (85, 32035), (149, 18275), (215, 12665), (425, 6407), (731, 3725), (745, 3655), (1075, 2533)]