28561276

素因数分解:

$2^2\times {\mathrm{53}}^1\times {\mathrm{199}}^1\times {\mathrm{677}}^1$

素因数の和:933

約数の個数: 24

約数和(自身を含む): 51256800

約数和(自身を除く): 22695524

約数列:

[1, 2, 4, 53, 106, 199, 212, 398, 677, 796, 1354, 2708, 10547, 21094, 35881, 42188, 71762, 134723, 143524, 269446, 538892, 7140319, 14280638, 28561276]

約数ペア:

[(1, 28561276), (2, 14280638), (4, 7140319), (53, 538892), (106, 269446), (199, 143524), (212, 134723), (398, 71762), (677, 42188), (796, 35881), (1354, 21094), (2708, 10547)]