27280981

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{349}}^1\times {\mathrm{859}}^1$

素因数の和:1228

約数の個数: 16

約数和(自身を含む): 33712000

約数和(自身を除く): 6431019

約数列:

[1, 7, 13, 91, 349, 859, 2443, 4537, 6013, 11167, 31759, 78169, 299791, 2098537, 3897283, 27280981]

約数ペア:

[(1, 27280981), (7, 3897283), (13, 2098537), (91, 299791), (349, 78169), (859, 31759), (2443, 11167), (4537, 6013)]