12128291

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{1061}}^1$

素因数の和:1162

約数の個数: 16

約数和(自身を含む): 14681088

約数和(自身を除く): 2552797

約数列:

[1, 7, 23, 71, 161, 497, 1061, 1633, 7427, 11431, 24403, 75331, 170821, 527317, 1732613, 12128291]

約数ペア:

[(1, 12128291), (7, 1732613), (23, 527317), (71, 170821), (161, 75331), (497, 24403), (1061, 11431), (1633, 7427)]