80681859

素因数分解:

$3^3\times {\mathrm{239}}^1\times {\mathrm{12503}}^1$

素因数の和:12751

約数の個数: 16

約数和(自身を含む): 120038400

約数和(自身を除く): 39356541

約数列:

[1, 3, 9, 27, 239, 717, 2151, 6453, 12503, 37509, 112527, 337581, 2988217, 8964651, 26893953, 80681859]

約数ペア:

[(1, 80681859), (3, 26893953), (9, 8964651), (27, 2988217), (239, 337581), (717, 112527), (2151, 37509), (6453, 12503)]