208525816

素因数分解:

$2^3\times {\mathrm{61}}^1\times {\mathrm{427307}}^1$

素因数の和:427374

約数の個数: 16

約数和(自身を含む): 397396440

約数和(自身を除く): 188870624

約数列:

[1, 2, 4, 8, 61, 122, 244, 488, 427307, 854614, 1709228, 3418456, 26065727, 52131454, 104262908, 208525816]

約数ペア:

[(1, 208525816), (2, 104262908), (4, 52131454), (8, 26065727), (61, 3418456), (122, 1709228), (244, 854614), (488, 427307)]