67555537

素因数分解:

$7^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1\times {\mathrm{2179}}^1$

素因数の和:2332

約数の個数: 16

約数和(自身を含む): 79805440

約数和(自身を除く): 12249903

約数列:

[1, 7, 43, 103, 301, 721, 2179, 4429, 15253, 31003, 93697, 224437, 655879, 1571059, 9650791, 67555537]

約数ペア:

[(1, 67555537), (7, 9650791), (43, 1571059), (103, 655879), (301, 224437), (721, 93697), (2179, 31003), (4429, 15253)]