971883729

素因数分解:

$3^2\times {\mathrm{223}}^1\times {\mathrm{683}}^1\times {\mathrm{709}}^1$

素因数の和:1621

約数の個数: 24

約数和(自身を含む): 1414183680

約数和(自身を除く): 442299951

約数列:

[1, 3, 9, 223, 669, 683, 709, 2007, 2049, 2127, 6147, 6381, 152309, 158107, 456927, 474321, 484247, 1370781, 1422963, 1452741, 4358223, 107987081, 323961243, 971883729]

約数ペア:

[(1, 971883729), (3, 323961243), (9, 107987081), (223, 4358223), (669, 1452741), (683, 1422963), (709, 1370781), (2007, 484247), (2049, 474321), (2127, 456927), (6147, 158107), (6381, 152309)]