131382185

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{251}}^1\times {\mathrm{307}}^1$

素因数の和:605

約数の個数: 32

約数和(自身を含む): 178827264

約数和(自身を除く): 47445079

約数列:

[1, 5, 11, 31, 55, 155, 251, 307, 341, 1255, 1535, 1705, 2761, 3377, 7781, 9517, 13805, 16885, 38905, 47585, 77057, 85591, 104687, 385285, 427955, 523435, 847627, 2388767, 4238135, 11943835, 26276437, 131382185]

約数ペア:

[(1, 131382185), (5, 26276437), (11, 11943835), (31, 4238135), (55, 2388767), (155, 847627), (251, 523435), (307, 427955), (341, 385285), (1255, 104687), (1535, 85591), (1705, 77057), (2761, 47585), (3377, 38905), (7781, 16885), (9517, 13805)]