12940445

素因数分解:

$5^1\times 7^1\times {\mathrm{331}}^1\times {\mathrm{1117}}^1$

素因数の和:1460

約数の個数: 16

約数和(自身を含む): 17816448

約数和(自身を除く): 4876003

約数列:

[1, 5, 7, 35, 331, 1117, 1655, 2317, 5585, 7819, 11585, 39095, 369727, 1848635, 2588089, 12940445]

約数ペア:

[(1, 12940445), (5, 2588089), (7, 1848635), (35, 369727), (331, 39095), (1117, 11585), (1655, 7819), (2317, 5585)]