3868839

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{769}}^1$

素因数の和:831

約数の個数: 24

約数和(自身を含む): 6166160

約数和(自身を除く): 2297321

約数列:

[1, 3, 9, 13, 39, 43, 117, 129, 387, 559, 769, 1677, 2307, 5031, 6921, 9997, 29991, 33067, 89973, 99201, 297603, 429871, 1289613, 3868839]

約数ペア:

[(1, 3868839), (3, 1289613), (9, 429871), (13, 297603), (39, 99201), (43, 89973), (117, 33067), (129, 29991), (387, 9997), (559, 6921), (769, 5031), (1677, 2307)]