155669956

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{230281}}^1$

素因数の和:230311

約数の個数: 18

約数和(自身を含む): 294991242

約数和(自身を除く): 139321286

約数列:

[1, 2, 4, 13, 26, 52, 169, 338, 676, 230281, 460562, 921124, 2993653, 5987306, 11974612, 38917489, 77834978, 155669956]

約数ペア:

[(1, 155669956), (2, 77834978), (4, 38917489), (13, 11974612), (26, 5987306), (52, 2993653), (169, 921124), (338, 460562), (676, 230281)]