31662189

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{14243}}^1$

素因数の和:14281

約数の個数: 24

約数和(自身を含む): 51848160

約数和(自身を除く): 20185971

約数列:

[1, 3, 9, 13, 19, 39, 57, 117, 171, 247, 741, 2223, 14243, 42729, 128187, 185159, 270617, 555477, 811851, 1666431, 2435553, 3518021, 10554063, 31662189]

約数ペア:

[(1, 31662189), (3, 10554063), (9, 3518021), (13, 2435553), (19, 1666431), (39, 811851), (57, 555477), (117, 270617), (171, 185159), (247, 128187), (741, 42729), (2223, 14243)]