15721036145

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{4153}}^1\times {\mathrm{39847}}^1$

素因数の和:44024

約数の個数: 16

約数和(自身を含む): 19863431040

約数和(自身を除く): 4142394895

約数列:

[1, 5, 19, 95, 4153, 20765, 39847, 78907, 199235, 394535, 757093, 3785465, 165484591, 827422955, 3144207229, 15721036145]

約数ペア:

[(1, 15721036145), (5, 3144207229), (19, 827422955), (95, 165484591), (4153, 3785465), (20765, 757093), (39847, 394535), (78907, 199235)]