156728004205

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{3769}}^1\times {\mathrm{489217}}^1$

素因数の和:493008

約数の個数: 16

約数和(自身を含む): 199190000880

約数和(自身を除く): 42461996675

約数列:

[1, 5, 17, 85, 3769, 18845, 64073, 320365, 489217, 2446085, 8316689, 41583445, 1843858873, 9219294365, 31345600841, 156728004205]

約数ペア:

[(1, 156728004205), (5, 31345600841), (17, 9219294365), (85, 1843858873), (3769, 41583445), (18845, 8316689), (64073, 2446085), (320365, 489217)]