238407057

素因数分解:

$3^8\times 7^1\times {\mathrm{29}}^1\times {\mathrm{179}}^1$

素因数の和:239

約数の個数: 72

約数和(自身を含む): 425131200

約数和(自身を除く): 186724143

約数列:

[1, 3, 7, 9, 21, 27, 29, 63, 81, 87, 179, 189, 203, 243, 261, 537, 567, 609, 729, 783, 1253, 1611, 1701, 1827, 2187, 2349, 3759, 4833, 5103, 5191, 5481, 6561, 7047, 11277, 14499, 15309, 15573, 16443, 21141, 33831, 36337, 43497, 45927, 46719, 49329, 63423, 101493, 109011, 130491, 140157, 147987, 190269, 304479, 327033, 391473, 420471, 443961, 913437, 981099, 1174419, 1261413, 1331883, 2740311, 2943297, 3784239, 8220933, 8829891, 11352717, 26489673, 34058151, 79469019, 238407057]

約数ペア:

[(1, 238407057), (3, 79469019), (7, 34058151), (9, 26489673), (21, 11352717), (27, 8829891), (29, 8220933), (63, 3784239), (81, 2943297), (87, 2740311), (179, 1331883), (189, 1261413), (203, 1174419), (243, 981099), (261, 913437), (537, 443961), (567, 420471), (609, 391473), (729, 327033), (783, 304479), (1253, 190269), (1611, 147987), (1701, 140157), (1827, 130491), (2187, 109011), (2349, 101493), (3759, 63423), (4833, 49329), (5103, 46719), (5191, 45927), (5481, 43497), (6561, 36337), (7047, 33831), (11277, 21141), (14499, 16443), (15309, 15573)]