71665559

素因数分解:

$7^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{3109}}^1$

素因数の和:3242

約数の個数: 16

約数和(自身を含む): 85089600

約数和(自身を除く): 13424041

約数列:

[1, 7, 37, 89, 259, 623, 3109, 3293, 21763, 23051, 115033, 276701, 805231, 1936907, 10237937, 71665559]

約数ペア:

[(1, 71665559), (7, 10237937), (37, 1936907), (89, 805231), (259, 276701), (623, 115033), (3109, 23051), (3293, 21763)]