64153257

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{2531}}^1$

素因数の和:2629

約数の個数: 32

約数和(自身を含む): 105007104

約数和(自身を除く): 40853847

約数列:

[1, 3, 7, 17, 21, 51, 71, 119, 213, 357, 497, 1207, 1491, 2531, 3621, 7593, 8449, 17717, 25347, 43027, 53151, 129081, 179701, 301189, 539103, 903567, 1257907, 3054917, 3773721, 9164751, 21384419, 64153257]

約数ペア:

[(1, 64153257), (3, 21384419), (7, 9164751), (17, 3773721), (21, 3054917), (51, 1257907), (71, 903567), (119, 539103), (213, 301189), (357, 179701), (497, 129081), (1207, 53151), (1491, 43027), (2531, 25347), (3621, 17717), (7593, 8449)]