25528294

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{40013}}^1$

素因数の和:40055

約数の個数: 16

約数和(自身を含む): 43215120

約数和(自身を除く): 17686826

約数列:

[1, 2, 11, 22, 29, 58, 319, 638, 40013, 80026, 440143, 880286, 1160377, 2320754, 12764147, 25528294]

約数ペア:

[(1, 25528294), (2, 12764147), (11, 2320754), (22, 1160377), (29, 880286), (58, 440143), (319, 80026), (638, 40013)]