12867895

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{3221}}^1$

素因数の和:3290

約数の個数: 16

約数和(自身を含む): 16702848

約数和(自身を除く): 3834953

約数列:

[1, 5, 17, 47, 85, 235, 799, 3221, 3995, 16105, 54757, 151387, 273785, 756935, 2573579, 12867895]

約数ペア:

[(1, 12867895), (5, 2573579), (17, 756935), (47, 273785), (85, 151387), (235, 54757), (799, 16105), (3221, 3995)]