257064824165

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{3217}}^1\times {\mathrm{940097}}^1$

素因数の和:943336

約数の個数: 16

約数和(自身を含む): 326725419312

約数和(自身を除く): 69660595147

約数列:

[1, 5, 17, 85, 3217, 16085, 54689, 273445, 940097, 4700485, 15981649, 79908245, 3024292049, 15121460245, 51412964833, 257064824165]

約数ペア:

[(1, 257064824165), (5, 51412964833), (17, 15121460245), (85, 3024292049), (3217, 79908245), (16085, 15981649), (54689, 4700485), (273445, 940097)]