81289767

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{122609}}^1$

素因数の和:122642

約数の個数: 16

約数和(自身を含む): 123590880

約数和(自身を除く): 42301113

約数列:

[1, 3, 13, 17, 39, 51, 221, 663, 122609, 367827, 1593917, 2084353, 4781751, 6253059, 27096589, 81289767]

約数ペア:

[(1, 81289767), (3, 27096589), (13, 6253059), (17, 4781751), (39, 2084353), (51, 1593917), (221, 367827), (663, 122609)]