131775987

素因数分解:

$3^1\times 7^1\times {\mathrm{311}}^1\times {\mathrm{20177}}^1$

素因数の和:20498

約数の個数: 16

約数和(自身を含む): 201457152

約数和(自身を除く): 69681165

約数列:

[1, 3, 7, 21, 311, 933, 2177, 6531, 20177, 60531, 141239, 423717, 6275047, 18825141, 43925329, 131775987]

約数ペア:

[(1, 131775987), (3, 43925329), (7, 18825141), (21, 6275047), (311, 423717), (933, 141239), (2177, 60531), (6531, 20177)]