66966571

素因数分解:

$7^1\times {\mathrm{41}}^1\times {\mathrm{353}}^1\times {\mathrm{661}}^1$

素因数の和:1062

約数の個数: 16

約数和(自身を含む): 78740928

約数和(自身を除く): 11774357

約数列:

[1, 7, 41, 287, 353, 661, 2471, 4627, 14473, 27101, 101311, 189707, 233333, 1633331, 9566653, 66966571]

約数ペア:

[(1, 66966571), (7, 9566653), (41, 1633331), (287, 233333), (353, 189707), (661, 101311), (2471, 27101), (4627, 14473)]