9640379

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{107}}^1\times {\mathrm{211}}^1$

素因数の和:386

約数の個数: 16

約数和(自身を含む): 11356416

約数和(自身を除く): 1716037

約数列:

[1, 7, 61, 107, 211, 427, 749, 1477, 6527, 12871, 22577, 45689, 90097, 158039, 1377197, 9640379]

約数ペア:

[(1, 9640379), (7, 1377197), (61, 158039), (107, 90097), (211, 45689), (427, 22577), (749, 12871), (1477, 6527)]