81607311

素因数分解:

$3^3\times {\mathrm{37}}^1\times {\mathrm{81689}}^1$

素因数の和:81735

約数の個数: 16

約数和(自身を含む): 124168800

約数和(自身を除く): 42561489

約数列:

[1, 3, 9, 27, 37, 111, 333, 999, 81689, 245067, 735201, 2205603, 3022493, 9067479, 27202437, 81607311]

約数ペア:

[(1, 81607311), (3, 27202437), (9, 9067479), (27, 3022493), (37, 2205603), (111, 735201), (333, 245067), (999, 81689)]