12971391

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{167}}^1\times {\mathrm{1523}}^1$

素因数の和:1710

約数の個数: 16

約数和(自身を含む): 18434304

約数和(自身を除く): 5462913

約数列:

[1, 3, 17, 51, 167, 501, 1523, 2839, 4569, 8517, 25891, 77673, 254341, 763023, 4323797, 12971391]

約数ペア:

[(1, 12971391), (3, 4323797), (17, 763023), (51, 254341), (167, 77673), (501, 25891), (1523, 8517), (2839, 4569)]