13400205

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{9817}}^1$

素因数の和:9845

約数の個数: 32

約数和(自身を含む): 26390784

約数和(自身を除く): 12990579

約数列:

[1, 3, 5, 7, 13, 15, 21, 35, 39, 65, 91, 105, 195, 273, 455, 1365, 9817, 29451, 49085, 68719, 127621, 147255, 206157, 343595, 382863, 638105, 893347, 1030785, 1914315, 2680041, 4466735, 13400205]

約数ペア:

[(1, 13400205), (3, 4466735), (5, 2680041), (7, 1914315), (13, 1030785), (15, 893347), (21, 638105), (35, 382863), (39, 343595), (65, 206157), (91, 147255), (105, 127621), (195, 68719), (273, 49085), (455, 29451), (1365, 9817)]