28538168

素因数分解:

$2^3\times {\mathrm{53}}^1\times {\mathrm{67307}}^1$

素因数の和:67366

約数の個数: 16

約数和(自身を含む): 54519480

約数和(自身を除く): 25981312

約数列:

[1, 2, 4, 8, 53, 106, 212, 424, 67307, 134614, 269228, 538456, 3567271, 7134542, 14269084, 28538168]

約数ペア:

[(1, 28538168), (2, 14269084), (4, 7134542), (8, 3567271), (53, 538456), (106, 269228), (212, 134614), (424, 67307)]