2005057705

素因数分解:

$5^1\times 7^2\times {\mathrm{1811}}^1\times {\mathrm{4519}}^1$

素因数の和:6349

約数の個数: 24

約数和(自身を含む): 2801062080

約数和(自身を除く): 796004375

約数列:

[1, 5, 7, 35, 49, 245, 1811, 4519, 9055, 12677, 22595, 31633, 63385, 88739, 158165, 221431, 443695, 1107155, 8183909, 40919545, 57287363, 286436815, 401011541, 2005057705]

約数ペア:

[(1, 2005057705), (5, 401011541), (7, 286436815), (35, 57287363), (49, 40919545), (245, 8183909), (1811, 1107155), (4519, 443695), (9055, 221431), (12677, 158165), (22595, 88739), (31633, 63385)]