81744729

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{66949}}^1$

素因数の和:67000

約数の個数: 16

約数和(自身を含む): 122116800

約数和(自身を除く): 40372071

約数列:

[1, 3, 11, 33, 37, 111, 407, 1221, 66949, 200847, 736439, 2209317, 2477113, 7431339, 27248243, 81744729]

約数ペア:

[(1, 81744729), (3, 27248243), (11, 7431339), (33, 2477113), (37, 2209317), (111, 736439), (407, 200847), (1221, 66949)]