129640012

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{753721}}^1$

素因数の和:753768

約数の個数: 12

約数和(自身を含む): 232146376

約数和(自身を除く): 102506364

約数列:

[1, 2, 4, 43, 86, 172, 753721, 1507442, 3014884, 32410003, 64820006, 129640012]

約数ペア:

[(1, 129640012), (2, 64820006), (4, 32410003), (43, 3014884), (86, 1507442), (172, 753721)]