254349729

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{757}}^1\times {\mathrm{1009}}^1$

素因数の和:1809

約数の個数: 24

約数和(自身を含む): 378196520

約数和(自身を除く): 123846791

約数列:

[1, 3, 9, 37, 111, 333, 757, 1009, 2271, 3027, 6813, 9081, 28009, 37333, 84027, 111999, 252081, 335997, 763813, 2291439, 6874317, 28261081, 84783243, 254349729]

約数ペア:

[(1, 254349729), (3, 84783243), (9, 28261081), (37, 6874317), (111, 2291439), (333, 763813), (757, 335997), (1009, 252081), (2271, 111999), (3027, 84027), (6813, 37333), (9081, 28009)]