81866055

素因数分解:

$3^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{54037}}^1$

素因数の和:54146

約数の個数: 16

約数和(自身を含む): 132285024

約数和(自身を除く): 50418969

約数列:

[1, 3, 5, 15, 101, 303, 505, 1515, 54037, 162111, 270185, 810555, 5457737, 16373211, 27288685, 81866055]

約数ペア:

[(1, 81866055), (3, 27288685), (5, 16373211), (15, 5457737), (101, 810555), (303, 270185), (505, 162111), (1515, 54037)]