25330311

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1$

素因数の和:176

約数の個数: 48

約数和(自身を含む): 40428960

約数和(自身を除く): 15098649

約数列:

[1, 3, 9, 29, 37, 43, 61, 87, 111, 129, 183, 261, 333, 387, 549, 1073, 1247, 1591, 1769, 2257, 2623, 3219, 3741, 4773, 5307, 6771, 7869, 9657, 11223, 14319, 15921, 20313, 23607, 46139, 65453, 76067, 97051, 138417, 196359, 228201, 291153, 415251, 589077, 684603, 873459, 2814479, 8443437, 25330311]

約数ペア:

[(1, 25330311), (3, 8443437), (9, 2814479), (29, 873459), (37, 684603), (43, 589077), (61, 415251), (87, 291153), (111, 228201), (129, 196359), (183, 138417), (261, 97051), (333, 76067), (387, 65453), (549, 46139), (1073, 23607), (1247, 20313), (1591, 15921), (1769, 14319), (2257, 11223), (2623, 9657), (3219, 7869), (3741, 6771), (4773, 5307)]