161777889927

素因数分解:

$3^3\times {\mathrm{1381}}^1\times {\mathrm{4338721}}^1$

素因数の和:4340111

約数の個数: 16

約数和(自身を含む): 239844552160

約数和(自身を除く): 78066662233

約数列:

[1, 3, 9, 27, 1381, 4143, 12429, 37287, 4338721, 13016163, 39048489, 117145467, 5991773701, 17975321103, 53925963309, 161777889927]

約数ペア:

[(1, 161777889927), (3, 53925963309), (9, 17975321103), (27, 5991773701), (1381, 117145467), (4143, 39048489), (12429, 13016163), (37287, 4338721)]