15721065730

素因数分解:

$2^1\times 5^1\times {\mathrm{1223}}^1\times {\mathrm{1285451}}^1$

素因数の和:1286681

約数の個数: 16

約数和(自身を含む): 28321078464

約数和(自身を除く): 12600012734

約数列:

[1, 2, 5, 10, 1223, 2446, 6115, 12230, 1285451, 2570902, 6427255, 12854510, 1572106573, 3144213146, 7860532865, 15721065730]

約数ペア:

[(1, 15721065730), (2, 7860532865), (5, 3144213146), (10, 1572106573), (1223, 12854510), (2446, 6427255), (6115, 2570902), (12230, 1285451)]