26720427

素因数分解:

$3^1\times {\mathrm{53}}^1\times {\mathrm{163}}^1\times {\mathrm{1031}}^1$

素因数の和:1250

約数の個数: 16

約数和(自身を含む): 36557568

約数和(自身を除く): 9837141

約数列:

[1, 3, 53, 159, 163, 489, 1031, 3093, 8639, 25917, 54643, 163929, 168053, 504159, 8906809, 26720427]

約数ペア:

[(1, 26720427), (3, 8906809), (53, 504159), (159, 168053), (163, 163929), (489, 54643), (1031, 25917), (3093, 8639)]