66663149

素因数分解:

$7^1\times {\mathrm{131}}^1\times {\mathrm{139}}^1\times {\mathrm{523}}^1$

素因数の和:800

約数の個数: 16

約数和(自身を含む): 77468160

約数和(自身を除く): 10805011

約数列:

[1, 7, 131, 139, 523, 917, 973, 3661, 18209, 68513, 72697, 127463, 479591, 508879, 9523307, 66663149]

約数ペア:

[(1, 66663149), (7, 9523307), (131, 508879), (139, 479591), (523, 127463), (917, 72697), (973, 68513), (3661, 18209)]