28368376

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{208591}}^1$

素因数の和:208614

約数の個数: 16

約数和(自身を含む): 56319840

約数和(自身を除く): 27951464

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 208591, 417182, 834364, 1668728, 3546047, 7092094, 14184188, 28368376]

約数ペア:

[(1, 28368376), (2, 14184188), (4, 7092094), (8, 3546047), (17, 1668728), (34, 834364), (68, 417182), (136, 208591)]