678199612

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{3943021}}^1$

素因数の和:3943068

約数の個数: 12

約数和(自身を含む): 1214450776

約数和(自身を除く): 536251164

約数列:

[1, 2, 4, 43, 86, 172, 3943021, 7886042, 15772084, 169549903, 339099806, 678199612]

約数ペア:

[(1, 678199612), (2, 339099806), (4, 169549903), (43, 15772084), (86, 7886042), (172, 3943021)]