251279412

素因数分解:

$2^2\times 3^1\times {\mathrm{20939951}}^1$

素因数の和:20939958

約数の個数: 12

約数和(自身を含む): 586318656

約数和(自身を除く): 335039244

約数列:

[1, 2, 3, 4, 6, 12, 20939951, 41879902, 62819853, 83759804, 125639706, 251279412]

約数ペア:

[(1, 251279412), (2, 125639706), (3, 83759804), (4, 62819853), (6, 41879902), (12, 20939951)]