25397649

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1$

素因数の和:182

約数の個数: 48

約数和(自身を含む): 40634880

約数和(自身を除く): 15237231

約数列:

[1, 3, 9, 29, 31, 43, 73, 87, 93, 129, 219, 261, 279, 387, 657, 899, 1247, 1333, 2117, 2263, 2697, 3139, 3741, 3999, 6351, 6789, 8091, 9417, 11223, 11997, 19053, 20367, 28251, 38657, 65627, 91031, 97309, 115971, 196881, 273093, 291927, 347913, 590643, 819279, 875781, 2821961, 8465883, 25397649]

約数ペア:

[(1, 25397649), (3, 8465883), (9, 2821961), (29, 875781), (31, 819279), (43, 590643), (73, 347913), (87, 291927), (93, 273093), (129, 196881), (219, 115971), (261, 97309), (279, 91031), (387, 65627), (657, 38657), (899, 28251), (1247, 20367), (1333, 19053), (2117, 11997), (2263, 11223), (2697, 9417), (3139, 8091), (3741, 6789), (3999, 6351)]