64870953

素因数分解:

$3^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{11927}}^1$

素因数の和:11981

約数の個数: 24

約数和(自身を含む): 103344192

約数和(自身を除く): 38473239

約数列:

[1, 3, 7, 21, 37, 49, 111, 147, 259, 777, 1813, 5439, 11927, 35781, 83489, 250467, 441299, 584423, 1323897, 1753269, 3089093, 9267279, 21623651, 64870953]

約数ペア:

[(1, 64870953), (3, 21623651), (7, 9267279), (21, 3089093), (37, 1753269), (49, 1323897), (111, 584423), (147, 441299), (259, 250467), (777, 83489), (1813, 35781), (5439, 11927)]