64873445

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{8387}}^1$

素因数の和:8429

約数の個数: 32

約数和(自身を含む): 101461248

約数和(自身を除く): 36587803

約数列:

[1, 5, 7, 13, 17, 35, 65, 85, 91, 119, 221, 455, 595, 1105, 1547, 7735, 8387, 41935, 58709, 109031, 142579, 293545, 545155, 712895, 763217, 998053, 1853527, 3816085, 4990265, 9267635, 12974689, 64873445]

約数ペア:

[(1, 64873445), (5, 12974689), (7, 9267635), (13, 4990265), (17, 3816085), (35, 1853527), (65, 998053), (85, 763217), (91, 712895), (119, 545155), (221, 293545), (455, 142579), (595, 109031), (1105, 58709), (1547, 41935), (7735, 8387)]