13186407

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19889}}^1$

素因数の和:19922

約数の個数: 16

約数和(自身を含む): 20049120

約数和(自身を除く): 6862713

約数列:

[1, 3, 13, 17, 39, 51, 221, 663, 19889, 59667, 258557, 338113, 775671, 1014339, 4395469, 13186407]

約数ペア:

[(1, 13186407), (3, 4395469), (13, 1014339), (17, 775671), (39, 338113), (51, 258557), (221, 59667), (663, 19889)]