221243804

素因数分解:

$2^2\times {\mathrm{83}}^1\times {\mathrm{131}}^1\times {\mathrm{5087}}^1$

素因数の和:5305

約数の個数: 24

約数和(自身を含む): 394910208

約数和(自身を除く): 173666404

約数列:

[1, 2, 4, 83, 131, 166, 262, 332, 524, 5087, 10174, 10873, 20348, 21746, 43492, 422221, 666397, 844442, 1332794, 1688884, 2665588, 55310951, 110621902, 221243804]

約数ペア:

[(1, 221243804), (2, 110621902), (4, 55310951), (83, 2665588), (131, 1688884), (166, 1332794), (262, 844442), (332, 666397), (524, 422221), (5087, 43492), (10174, 21746), (10873, 20348)]