128230767

素因数分解:

$3^2\times 7^1\times {\mathrm{83}}^1\times {\mathrm{137}}^1\times {\mathrm{179}}^1$

素因数の和:412

約数の個数: 48

約数和(自身を含む): 217002240

約数和(自身を除く): 88771473

約数列:

[1, 3, 7, 9, 21, 63, 83, 137, 179, 249, 411, 537, 581, 747, 959, 1233, 1253, 1611, 1743, 2877, 3759, 5229, 8631, 11277, 11371, 14857, 24523, 34113, 44571, 73569, 79597, 102339, 103999, 133713, 171661, 220707, 238791, 311997, 514983, 716373, 935991, 1544949, 2035409, 6106227, 14247863, 18318681, 42743589, 128230767]

約数ペア:

[(1, 128230767), (3, 42743589), (7, 18318681), (9, 14247863), (21, 6106227), (63, 2035409), (83, 1544949), (137, 935991), (179, 716373), (249, 514983), (411, 311997), (537, 238791), (581, 220707), (747, 171661), (959, 133713), (1233, 103999), (1253, 102339), (1611, 79597), (1743, 73569), (2877, 44571), (3759, 34113), (5229, 24523), (8631, 14857), (11277, 11371)]