642554977

素因数分解:

${\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{367}}^1\times {\mathrm{2143}}^1$

素因数の和:2572

約数の個数: 16

約数和(自身を含む): 694312960

約数和(自身を除く): 51757983

約数列:

[1, 19, 43, 367, 817, 2143, 6973, 15781, 40717, 92149, 299839, 786481, 1750831, 14943139, 33818683, 642554977]

約数ペア:

[(1, 642554977), (19, 33818683), (43, 14943139), (367, 1750831), (817, 786481), (2143, 299839), (6973, 92149), (15781, 40717)]