28645305

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{2069}}^1$

素因数の和:2161

約数の個数: 32

約数和(自身を含む): 50077440

約数和(自身を除く): 21432135

約数列:

[1, 3, 5, 13, 15, 39, 65, 71, 195, 213, 355, 923, 1065, 2069, 2769, 4615, 6207, 10345, 13845, 26897, 31035, 80691, 134485, 146899, 403455, 440697, 734495, 1909687, 2203485, 5729061, 9548435, 28645305]

約数ペア:

[(1, 28645305), (3, 9548435), (5, 5729061), (13, 2203485), (15, 1909687), (39, 734495), (65, 440697), (71, 403455), (195, 146899), (213, 134485), (355, 80691), (923, 31035), (1065, 26897), (2069, 13845), (2769, 10345), (4615, 6207)]