25488981

素因数分解:

$3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{97}}^2$

素因数の和:250

約数の個数: 36

約数和(自身を含む): 43504032

約数和(自身を除く): 18015051

約数列:

[1, 3, 7, 9, 21, 43, 63, 97, 129, 291, 301, 387, 679, 873, 903, 2037, 2709, 4171, 6111, 9409, 12513, 28227, 29197, 37539, 65863, 84681, 87591, 197589, 262773, 404587, 592767, 1213761, 2832109, 3641283, 8496327, 25488981]

約数ペア:

[(1, 25488981), (3, 8496327), (7, 3641283), (9, 2832109), (21, 1213761), (43, 592767), (63, 404587), (97, 262773), (129, 197589), (291, 87591), (301, 84681), (387, 65863), (679, 37539), (873, 29197), (903, 28227), (2037, 12513), (2709, 9409), (4171, 6111)]