13291161

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{20047}}^1$

素因数の和:20080

約数の個数: 16

約数和(自身を含む): 20208384

約数和(自身を除く): 6917223

約数列:

[1, 3, 13, 17, 39, 51, 221, 663, 20047, 60141, 260611, 340799, 781833, 1022397, 4430387, 13291161]

約数ペア:

[(1, 13291161), (3, 4430387), (13, 1022397), (17, 781833), (39, 340799), (51, 260611), (221, 60141), (663, 20047)]