81191019

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{297403}}^1$

素因数の和:297426

約数の個数: 16

約数和(自身を含む): 133236992

約数和(自身を除く): 52045973

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 297403, 892209, 2081821, 3866239, 6245463, 11598717, 27063673, 81191019]

約数ペア:

[(1, 81191019), (3, 27063673), (7, 11598717), (13, 6245463), (21, 3866239), (39, 2081821), (91, 892209), (273, 297403)]