256519701

素因数分解:

$3^2\times {\mathrm{61}}^1\times {\mathrm{97}}^1\times {\mathrm{4817}}^1$

素因数の和:4981

約数の個数: 24

約数和(自身を含む): 380564184

約数和(自身を除く): 124044483

約数列:

[1, 3, 9, 61, 97, 183, 291, 549, 873, 4817, 5917, 14451, 17751, 43353, 53253, 293837, 467249, 881511, 1401747, 2644533, 4205241, 28502189, 85506567, 256519701]

約数ペア:

[(1, 256519701), (3, 85506567), (9, 28502189), (61, 4205241), (97, 2644533), (183, 1401747), (291, 881511), (549, 467249), (873, 293837), (4817, 53253), (5917, 43353), (14451, 17751)]