25497423

素因数分解:

$3^4\times 7^1\times {\mathrm{193}}^1\times {\mathrm{233}}^1$

素因数の和:445

約数の個数: 40

約数和(自身を含む): 43943328

約数和(自身を除く): 18445905

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 193, 233, 567, 579, 699, 1351, 1631, 1737, 2097, 4053, 4893, 5211, 6291, 12159, 14679, 15633, 18873, 36477, 44037, 44969, 109431, 132111, 134907, 314783, 404721, 944349, 1214163, 2833047, 3642489, 8499141, 25497423]

約数ペア:

[(1, 25497423), (3, 8499141), (7, 3642489), (9, 2833047), (21, 1214163), (27, 944349), (63, 404721), (81, 314783), (189, 134907), (193, 132111), (233, 109431), (567, 44969), (579, 44037), (699, 36477), (1351, 18873), (1631, 15633), (1737, 14679), (2097, 12159), (4053, 6291), (4893, 5211)]