31427669

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{479}}^1$

素因数の和:609

約数の個数: 24

約数和(自身を含む): 39836160

約数和(自身を除く): 8408491

約数列:

[1, 7, 13, 49, 91, 103, 479, 637, 721, 1339, 3353, 5047, 6227, 9373, 23471, 43589, 49337, 65611, 305123, 345359, 641381, 2417513, 4489667, 31427669]

約数ペア:

[(1, 31427669), (7, 4489667), (13, 2417513), (49, 641381), (91, 345359), (103, 305123), (479, 65611), (637, 49337), (721, 43589), (1339, 23471), (3353, 9373), (5047, 6227)]