81080385

素因数分解:

$3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{80677}}^1$

素因数の和:80752

約数の個数: 16

約数和(自身を含む): 131666496

約数和(自身を除く): 50586111

約数列:

[1, 3, 5, 15, 67, 201, 335, 1005, 80677, 242031, 403385, 1210155, 5405359, 16216077, 27026795, 81080385]

約数ペア:

[(1, 81080385), (3, 27026795), (5, 16216077), (15, 5405359), (67, 1210155), (201, 403385), (335, 242031), (1005, 80677)]