66671591

素因数分解:

$7^1\times {\mathrm{89}}^1\times {\mathrm{103}}^1\times {\mathrm{1039}}^1$

素因数の和:1238

約数の個数: 16

約数和(自身を含む): 77875200

約数和(自身を除く): 11203609

約数列:

[1, 7, 89, 103, 623, 721, 1039, 7273, 9167, 64169, 92471, 107017, 647297, 749119, 9524513, 66671591]

約数ペア:

[(1, 66671591), (7, 9524513), (89, 749119), (103, 647297), (623, 107017), (721, 92471), (1039, 64169), (7273, 9167)]