218490314

素因数分解:

$2^1\times 7^3\times {\mathrm{73}}^1\times {\mathrm{4363}}^1$

素因数の和:4459

約数の個数: 32

約数和(自身を含む): 387523200

約数和(自身を除く): 169032886

約数列:

[1, 2, 7, 14, 49, 73, 98, 146, 343, 511, 686, 1022, 3577, 4363, 7154, 8726, 25039, 30541, 50078, 61082, 213787, 318499, 427574, 636998, 1496509, 2229493, 2993018, 4458986, 15606451, 31212902, 109245157, 218490314]

約数ペア:

[(1, 218490314), (2, 109245157), (7, 31212902), (14, 15606451), (49, 4458986), (73, 2993018), (98, 2229493), (146, 1496509), (343, 636998), (511, 427574), (686, 318499), (1022, 213787), (3577, 61082), (4363, 50078), (7154, 30541), (8726, 25039)]