28453418

素因数分解:

$2^1\times 7^2\times {\mathrm{199}}^1\times {\mathrm{1459}}^1$

素因数の和:1674

約数の個数: 24

約数和(自身を含む): 49932000

約数和(自身を除く): 21478582

約数列:

[1, 2, 7, 14, 49, 98, 199, 398, 1393, 1459, 2786, 2918, 9751, 10213, 19502, 20426, 71491, 142982, 290341, 580682, 2032387, 4064774, 14226709, 28453418]

約数ペア:

[(1, 28453418), (2, 14226709), (7, 4064774), (14, 2032387), (49, 580682), (98, 290341), (199, 142982), (398, 71491), (1393, 20426), (1459, 19502), (2786, 10213), (2918, 9751)]