247923054

素因数分解:

$2^1\times 3^2\times {\mathrm{71}}^1\times {\mathrm{193993}}^1$

素因数の和:194072

約数の個数: 24

約数和(自身を含む): 544735152

約数和(自身を除く): 296812098

約数列:

[1, 2, 3, 6, 9, 18, 71, 142, 213, 426, 639, 1278, 193993, 387986, 581979, 1163958, 1745937, 3491874, 13773503, 27547006, 41320509, 82641018, 123961527, 247923054]

約数ペア:

[(1, 247923054), (2, 123961527), (3, 82641018), (6, 41320509), (9, 27547006), (18, 13773503), (71, 3491874), (142, 1745937), (213, 1163958), (426, 581979), (639, 387986), (1278, 193993)]