8991723

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{307}}^1\times {\mathrm{751}}^1$

素因数の和:1074

約数の個数: 16

約数和(自身を含む): 12970496

約数和(自身を除く): 3978773

約数列:

[1, 3, 13, 39, 307, 751, 921, 2253, 3991, 9763, 11973, 29289, 230557, 691671, 2997241, 8991723]

約数ペア:

[(1, 8991723), (3, 2997241), (13, 691671), (39, 230557), (307, 29289), (751, 11973), (921, 9763), (2253, 3991)]