81123867

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{15461}}^1$

素因数の和:15531

約数の個数: 24

約数和(自身を含む): 130251888

約数和(自身を除く): 49128021

約数列:

[1, 3, 9, 11, 33, 53, 99, 159, 477, 583, 1749, 5247, 15461, 46383, 139149, 170071, 510213, 819433, 1530639, 2458299, 7374897, 9013763, 27041289, 81123867]

約数ペア:

[(1, 81123867), (3, 27041289), (9, 9013763), (11, 7374897), (33, 2458299), (53, 1530639), (99, 819433), (159, 510213), (477, 170071), (583, 139149), (1749, 46383), (5247, 15461)]