10139155

素因数分解:

$5^1\times {\mathrm{13}}^4\times {\mathrm{71}}^1$

素因数の和:128

約数の個数: 20

約数和(自身を含む): 13366512

約数和(自身を除く): 3227357

約数列:

[1, 5, 13, 65, 71, 169, 355, 845, 923, 2197, 4615, 10985, 11999, 28561, 59995, 142805, 155987, 779935, 2027831, 10139155]

約数ペア:

[(1, 10139155), (5, 2027831), (13, 779935), (65, 155987), (71, 142805), (169, 59995), (355, 28561), (845, 11999), (923, 10985), (2197, 4615)]