81638073

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{15559}}^1$

素因数の和:15629

約数の個数: 24

約数和(自身を含む): 131077440

約数和(自身を除く): 49439367

約数列:

[1, 3, 9, 11, 33, 53, 99, 159, 477, 583, 1749, 5247, 15559, 46677, 140031, 171149, 513447, 824627, 1540341, 2473881, 7421643, 9070897, 27212691, 81638073]

約数ペア:

[(1, 81638073), (3, 27212691), (9, 9070897), (11, 7421643), (33, 2473881), (53, 1540341), (99, 824627), (159, 513447), (477, 171149), (583, 140031), (1749, 46677), (5247, 15559)]