561796612

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{147997}}^1$

素因数の和:148087

約数の個数: 24

約数和(自身を含む): 1073281496

約数和(自身を除く): 511484884

約数列:

[1, 2, 4, 13, 26, 52, 73, 146, 292, 949, 1898, 3796, 147997, 295994, 591988, 1923961, 3847922, 7695844, 10803781, 21607562, 43215124, 140449153, 280898306, 561796612]

約数ペア:

[(1, 561796612), (2, 280898306), (4, 140449153), (13, 43215124), (26, 21607562), (52, 10803781), (73, 7695844), (146, 3847922), (292, 1923961), (949, 591988), (1898, 295994), (3796, 147997)]