389200558

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{74077}}^1$

素因数の和:74187

約数の個数: 16

約数和(自身を含む): 608032224

約数和(自身を除く): 218831666

約数列:

[1, 2, 37, 71, 74, 142, 2627, 5254, 74077, 148154, 2740849, 5259467, 5481698, 10518934, 194600279, 389200558]

約数ペア:

[(1, 389200558), (2, 194600279), (37, 10518934), (71, 5481698), (74, 5259467), (142, 2740849), (2627, 148154), (5254, 74077)]