6721605

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{367}}^1$

素因数の和:426

約数の個数: 48

約数和(自身を含む): 13089024

約数和(自身を除く): 6367419

約数列:

[1, 3, 5, 9, 11, 15, 33, 37, 45, 55, 99, 111, 165, 185, 333, 367, 407, 495, 555, 1101, 1221, 1665, 1835, 2035, 3303, 3663, 4037, 5505, 6105, 12111, 13579, 16515, 18315, 20185, 36333, 40737, 60555, 67895, 122211, 149369, 181665, 203685, 448107, 611055, 746845, 1344321, 2240535, 6721605]

約数ペア:

[(1, 6721605), (3, 2240535), (5, 1344321), (9, 746845), (11, 611055), (15, 448107), (33, 203685), (37, 181665), (45, 149369), (55, 122211), (99, 67895), (111, 60555), (165, 40737), (185, 36333), (333, 20185), (367, 18315), (407, 16515), (495, 13579), (555, 12111), (1101, 6105), (1221, 5505), (1665, 4037), (1835, 3663), (2035, 3303)]