66679445

素因数分解:

$5^1\times 7^2\times {\mathrm{127}}^1\times {\mathrm{2143}}^1$

素因数の和:2289

約数の個数: 24

約数和(自身を含む): 93855744

約数和(自身を除く): 27176299

約数列:

[1, 5, 7, 35, 49, 127, 245, 635, 889, 2143, 4445, 6223, 10715, 15001, 31115, 75005, 105007, 272161, 525035, 1360805, 1905127, 9525635, 13335889, 66679445]

約数ペア:

[(1, 66679445), (5, 13335889), (7, 9525635), (35, 1905127), (49, 1360805), (127, 525035), (245, 272161), (635, 105007), (889, 75005), (2143, 31115), (4445, 15001), (6223, 10715)]