27437571

素因数分解:

$3^2\times 7^1\times {\mathrm{491}}^1\times {\mathrm{887}}^1$

素因数の和:1391

約数の個数: 24

約数和(自身を含む): 45437184

約数和(自身を除く): 17999613

約数列:

[1, 3, 7, 9, 21, 63, 491, 887, 1473, 2661, 3437, 4419, 6209, 7983, 10311, 18627, 30933, 55881, 435517, 1306551, 3048619, 3919653, 9145857, 27437571]

約数ペア:

[(1, 27437571), (3, 9145857), (7, 3919653), (9, 3048619), (21, 1306551), (63, 435517), (491, 55881), (887, 30933), (1473, 18627), (2661, 10311), (3437, 7983), (4419, 6209)]