201716487

素因数分解:

$3^6\times 7^2\times {\mathrm{5647}}^1$

素因数の和:5679

約数の個数: 42

約数和(自身を含む): 351876048

約数和(自身を除く): 150159561

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 81, 147, 189, 243, 441, 567, 729, 1323, 1701, 3969, 5103, 5647, 11907, 16941, 35721, 39529, 50823, 118587, 152469, 276703, 355761, 457407, 830109, 1067283, 1372221, 2490327, 3201849, 4116663, 7470981, 9605547, 22412943, 28816641, 67238829, 201716487]

約数ペア:

[(1, 201716487), (3, 67238829), (7, 28816641), (9, 22412943), (21, 9605547), (27, 7470981), (49, 4116663), (63, 3201849), (81, 2490327), (147, 1372221), (189, 1067283), (243, 830109), (441, 457407), (567, 355761), (729, 276703), (1323, 152469), (1701, 118587), (3969, 50823), (5103, 39529), (5647, 35721), (11907, 16941)]