6649209

素因数分解:

$3^6\times 7^1\times {\mathrm{1303}}^1$

素因数の和:1328

約数の個数: 28

約数和(自身を含む): 11402176

約数和(自身を除く): 4752967

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 243, 567, 729, 1303, 1701, 3909, 5103, 9121, 11727, 27363, 35181, 82089, 105543, 246267, 316629, 738801, 949887, 2216403, 6649209]

約数ペア:

[(1, 6649209), (3, 2216403), (7, 949887), (9, 738801), (21, 316629), (27, 246267), (63, 105543), (81, 82089), (189, 35181), (243, 27363), (567, 11727), (729, 9121), (1303, 5103), (1701, 3909)]