81818765

素因数分解:

$5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{1033}}^1$

素因数の和:1149

約数の個数: 32

約数和(自身を含む): 117528576

約数和(自身を除く): 35709811

約数列:

[1, 5, 7, 31, 35, 73, 155, 217, 365, 511, 1033, 1085, 2263, 2555, 5165, 7231, 11315, 15841, 32023, 36155, 75409, 79205, 160115, 224161, 377045, 527863, 1120805, 2337679, 2639315, 11688395, 16363753, 81818765]

約数ペア:

[(1, 81818765), (5, 16363753), (7, 11688395), (31, 2639315), (35, 2337679), (73, 1120805), (155, 527863), (217, 377045), (365, 224161), (511, 160115), (1033, 79205), (1085, 75409), (2263, 36155), (2555, 32023), (5165, 15841), (7231, 11315)]