188216787

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{28661}}^1$

素因数の和:28874

約数の個数: 16

約数和(自身を含む): 275155200

約数和(自身を除く): 86938413

約数列:

[1, 3, 11, 33, 199, 597, 2189, 6567, 28661, 85983, 315271, 945813, 5703539, 17110617, 62738929, 188216787]

約数ペア:

[(1, 188216787), (3, 62738929), (11, 17110617), (33, 5703539), (199, 945813), (597, 315271), (2189, 85983), (6567, 28661)]