6618591

素因数分解:

$3^6\times 7^1\times {\mathrm{1297}}^1$

素因数の和:1322

約数の個数: 28

約数和(自身を含む): 11349712

約数和(自身を除く): 4731121

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 243, 567, 729, 1297, 1701, 3891, 5103, 9079, 11673, 27237, 35019, 81711, 105057, 245133, 315171, 735399, 945513, 2206197, 6618591]

約数ペア:

[(1, 6618591), (3, 2206197), (7, 945513), (9, 735399), (21, 315171), (27, 245133), (63, 105057), (81, 81711), (189, 35019), (243, 27237), (567, 11673), (729, 9079), (1297, 5103), (1701, 3891)]