389940488

素因数分解:

$2^3\times 7^1\times {\mathrm{479}}^1\times {\mathrm{14537}}^1$

素因数の和:15029

約数の個数: 32

約数和(自身を含む): 837388800

約数和(自身を除く): 447448312

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 479, 958, 1916, 3353, 3832, 6706, 13412, 14537, 26824, 29074, 58148, 101759, 116296, 203518, 407036, 814072, 6963223, 13926446, 27852892, 48742561, 55705784, 97485122, 194970244, 389940488]

約数ペア:

[(1, 389940488), (2, 194970244), (4, 97485122), (7, 55705784), (8, 48742561), (14, 27852892), (28, 13926446), (56, 6963223), (479, 814072), (958, 407036), (1916, 203518), (3353, 116296), (3832, 101759), (6706, 58148), (13412, 29074), (14537, 26824)]