27720259

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{7187}}^1$

素因数の和:7242

約数の個数: 16

約数和(自身を含む): 34502400

約数和(自身を除く): 6782141

約数列:

[1, 7, 19, 29, 133, 203, 551, 3857, 7187, 50309, 136553, 208423, 955871, 1458961, 3960037, 27720259]

約数ペア:

[(1, 27720259), (7, 3960037), (19, 1458961), (29, 955871), (133, 208423), (203, 136553), (551, 50309), (3857, 7187)]