227445813

素因数分解:

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

素因数の和:290

約数の個数: 64

約数和(自身を含む): 396748800

約数和(自身を除く): 169302987

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 83, 179, 189, 243, 249, 537, 567, 581, 729, 747, 1253, 1611, 1701, 1743, 2187, 2241, 3759, 4833, 5103, 5229, 6723, 11277, 14499, 14857, 15309, 15687, 20169, 33831, 43497, 44571, 47061, 60507, 101493, 103999, 130491, 133713, 141183, 181521, 304479, 311997, 391473, 401139, 423549, 913437, 935991, 1203417, 1270647, 2740311, 2807973, 3610251, 8423919, 10830753, 25271757, 32492259, 75815271, 227445813]

約数ペア:

[(1, 227445813), (3, 75815271), (7, 32492259), (9, 25271757), (21, 10830753), (27, 8423919), (63, 3610251), (81, 2807973), (83, 2740311), (179, 1270647), (189, 1203417), (243, 935991), (249, 913437), (537, 423549), (567, 401139), (581, 391473), (729, 311997), (747, 304479), (1253, 181521), (1611, 141183), (1701, 133713), (1743, 130491), (2187, 103999), (2241, 101493), (3759, 60507), (4833, 47061), (5103, 44571), (5229, 43497), (6723, 33831), (11277, 20169), (14499, 15687), (14857, 15309)]