66289531

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{20021}}^1$

素因数の和:20082

約数の個数: 16

約数和(自身を含む): 84572928

約数和(自身を除く): 18283397

約数列:

[1, 7, 11, 43, 77, 301, 473, 3311, 20021, 140147, 220231, 860903, 1541617, 6026321, 9469933, 66289531]

約数ペア:

[(1, 66289531), (7, 9469933), (11, 6026321), (43, 1541617), (77, 860903), (301, 220231), (473, 140147), (3311, 20021)]