128570547

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{4817}}^1$

素因数の和:4899

約数の個数: 32

約数和(自身を含む): 207212544

約数和(自身を除く): 78641997

約数列:

[1, 3, 7, 21, 31, 41, 93, 123, 217, 287, 651, 861, 1271, 3813, 4817, 8897, 14451, 26691, 33719, 101157, 149327, 197497, 447981, 592491, 1045289, 1382479, 3135867, 4147437, 6122407, 18367221, 42856849, 128570547]

約数ペア:

[(1, 128570547), (3, 42856849), (7, 18367221), (21, 6122407), (31, 4147437), (41, 3135867), (93, 1382479), (123, 1045289), (217, 592491), (287, 447981), (651, 197497), (861, 149327), (1271, 101157), (3813, 33719), (4817, 26691), (8897, 14451)]