28115714

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{401}}^1\times {\mathrm{3187}}^1$

素因数の和:3601

約数の個数: 16

約数和(自身を含む): 46136736

約数和(自身を除く): 18021022

約数列:

[1, 2, 11, 22, 401, 802, 3187, 4411, 6374, 8822, 35057, 70114, 1277987, 2555974, 14057857, 28115714]

約数ペア:

[(1, 28115714), (2, 14057857), (11, 2555974), (22, 1277987), (401, 70114), (802, 35057), (3187, 8822), (4411, 6374)]