28557807

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{313}}^1\times {\mathrm{1789}}^1$

素因数の和:2122

約数の個数: 16

約数和(自身を含む): 40468320

約数和(自身を除く): 11910513

約数列:

[1, 3, 17, 51, 313, 939, 1789, 5321, 5367, 15963, 30413, 91239, 559957, 1679871, 9519269, 28557807]

約数ペア:

[(1, 28557807), (3, 9519269), (17, 1679871), (51, 559957), (313, 91239), (939, 30413), (1789, 15963), (5321, 5367)]