25271757

素因数分解:

$3^5\times 7^1\times {\mathrm{83}}^1\times {\mathrm{179}}^1$

素因数の和:284

約数の個数: 48

約数和(自身を含む): 44029440

約数和(自身を除く): 18757683

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 83, 179, 189, 243, 249, 537, 567, 581, 747, 1253, 1611, 1701, 1743, 2241, 3759, 4833, 5229, 6723, 11277, 14499, 14857, 15687, 20169, 33831, 43497, 44571, 47061, 101493, 103999, 133713, 141183, 304479, 311997, 401139, 935991, 1203417, 2807973, 3610251, 8423919, 25271757]

約数ペア:

[(1, 25271757), (3, 8423919), (7, 3610251), (9, 2807973), (21, 1203417), (27, 935991), (63, 401139), (81, 311997), (83, 304479), (179, 141183), (189, 133713), (243, 103999), (249, 101493), (537, 47061), (567, 44571), (581, 43497), (747, 33831), (1253, 20169), (1611, 15687), (1701, 14857), (1743, 14499), (2241, 11277), (3759, 6723), (4833, 5229)]