31235919

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{4283}}^1$

素因数の和:4327

約数の個数: 32

約数和(自身を含む): 51819264

約数和(自身を除く): 20583345

約数列:

[1, 3, 11, 13, 17, 33, 39, 51, 143, 187, 221, 429, 561, 663, 2431, 4283, 7293, 12849, 47113, 55679, 72811, 141339, 167037, 218433, 612469, 800921, 946543, 1837407, 2402763, 2839629, 10411973, 31235919]

約数ペア:

[(1, 31235919), (3, 10411973), (11, 2839629), (13, 2402763), (17, 1837407), (33, 946543), (39, 800921), (51, 612469), (143, 218433), (187, 167037), (221, 141339), (429, 72811), (561, 55679), (663, 47113), (2431, 12849), (4283, 7293)]