178638212

素因数分解:

$2^2\times {\mathrm{107}}^1\times {\mathrm{417379}}^1$

素因数の和:417490

約数の個数: 12

約数和(自身を含む): 315539280

約数和(自身を除く): 136901068

約数列:

[1, 2, 4, 107, 214, 428, 417379, 834758, 1669516, 44659553, 89319106, 178638212]

約数ペア:

[(1, 178638212), (2, 89319106), (4, 44659553), (107, 1669516), (214, 834758), (428, 417379)]