12817315

素因数分解:

$5^1\times 7^1\times {\mathrm{251}}^1\times {\mathrm{1459}}^1$

素因数の和:1722

約数の個数: 16

約数和(自身を含む): 17660160

約数和(自身を除く): 4842845

約数列:

[1, 5, 7, 35, 251, 1255, 1459, 1757, 7295, 8785, 10213, 51065, 366209, 1831045, 2563463, 12817315]

約数ペア:

[(1, 12817315), (5, 2563463), (7, 1831045), (35, 366209), (251, 51065), (1255, 10213), (1459, 8785), (1757, 7295)]