12970237

素因数分解:

$7^1\times {\mathrm{89}}^1\times {\mathrm{109}}^1\times {\mathrm{191}}^1$

素因数の和:396

約数の個数: 16

約数和(自身を含む): 15206400

約数和(自身を除く): 2236163

約数列:

[1, 7, 89, 109, 191, 623, 763, 1337, 9701, 16999, 20819, 67907, 118993, 145733, 1852891, 12970237]

約数ペア:

[(1, 12970237), (7, 1852891), (89, 145733), (109, 118993), (191, 67907), (623, 20819), (763, 16999), (1337, 9701)]