128426412

素因数分解:

$2^2\times 3^1\times {\mathrm{10702201}}^1$

素因数の和:10702208

約数の個数: 12

約数和(自身を含む): 299661656

約数和(自身を除く): 171235244

約数列:

[1, 2, 3, 4, 6, 12, 10702201, 21404402, 32106603, 42808804, 64213206, 128426412]

約数ペア:

[(1, 128426412), (2, 64213206), (3, 42808804), (4, 32106603), (6, 21404402), (12, 10702201)]