648969126

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^2\times {\mathrm{640009}}^1$

素因数の和:640040

約数の個数: 24

約数和(自身を含む): 1405461960

約数和(自身を除く): 756492834

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 169, 338, 507, 1014, 640009, 1280018, 1920027, 3840054, 8320117, 16640234, 24960351, 49920702, 108161521, 216323042, 324484563, 648969126]

約数ペア:

[(1, 648969126), (2, 324484563), (3, 216323042), (6, 108161521), (13, 49920702), (26, 24960351), (39, 16640234), (78, 8320117), (169, 3840054), (338, 1920027), (507, 1280018), (1014, 640009)]