16669989

素因数分解:

$3^3\times 7^1\times {\mathrm{193}}^1\times {\mathrm{457}}^1$

素因数の和:666

約数の個数: 32

約数和(自身を含む): 28432640

約数和(自身を除く): 11762651

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 193, 457, 579, 1351, 1371, 1737, 3199, 4053, 4113, 5211, 9597, 12159, 12339, 28791, 36477, 86373, 88201, 264603, 617407, 793809, 1852221, 2381427, 5556663, 16669989]

約数ペア:

[(1, 16669989), (3, 5556663), (7, 2381427), (9, 1852221), (21, 793809), (27, 617407), (63, 264603), (189, 88201), (193, 86373), (457, 36477), (579, 28791), (1351, 12339), (1371, 12159), (1737, 9597), (3199, 5211), (4053, 4113)]