66728356

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{234959}}^1$

素因数の和:235034

約数の個数: 12

約数和(自身を含む): 118419840

約数和(自身を除く): 51691484

約数列:

[1, 2, 4, 71, 142, 284, 234959, 469918, 939836, 16682089, 33364178, 66728356]

約数ペア:

[(1, 66728356), (2, 33364178), (4, 16682089), (71, 939836), (142, 469918), (284, 234959)]