249631204

素因数分解:

$2^2\times {\mathrm{439}}^1\times {\mathrm{142159}}^1$

素因数の和:142602

約数の個数: 12

約数和(自身を含む): 437852800

約数和(自身を除く): 188221596

約数列:

[1, 2, 4, 439, 878, 1756, 142159, 284318, 568636, 62407801, 124815602, 249631204]

約数ペア:

[(1, 249631204), (2, 124815602), (4, 62407801), (439, 568636), (878, 284318), (1756, 142159)]