25454667

素因数分解:

$3^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{4027}}^1$

素因数の和:4087

約数の個数: 24

約数和(自身を含む): 40408896

約数和(自身を除く): 14954229

約数列:

[1, 3, 7, 21, 43, 49, 129, 147, 301, 903, 2107, 4027, 6321, 12081, 28189, 84567, 173161, 197323, 519483, 591969, 1212127, 3636381, 8484889, 25454667]

約数ペア:

[(1, 25454667), (3, 8484889), (7, 3636381), (21, 1212127), (43, 591969), (49, 519483), (129, 197323), (147, 173161), (301, 84567), (903, 28189), (2107, 12081), (4027, 6321)]