81663026

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{14423}}^1$

素因数の和:14593

約数の個数: 16

約数和(自身を含む): 129816000

約数和(自身を除く): 48152974

約数列:

[1, 2, 19, 38, 149, 298, 2831, 5662, 14423, 28846, 274037, 548074, 2149027, 4298054, 40831513, 81663026]

約数ペア:

[(1, 81663026), (2, 40831513), (19, 4298054), (38, 2149027), (149, 548074), (298, 274037), (2831, 28846), (5662, 14423)]