28907690

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{412967}}^1$

素因数の和:412981

約数の個数: 16

約数和(自身を含む): 59467392

約数和(自身を除く): 30559702

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 412967, 825934, 2064835, 2890769, 4129670, 5781538, 14453845, 28907690]

約数ペア:

[(1, 28907690), (2, 14453845), (5, 5781538), (7, 4129670), (10, 2890769), (14, 2064835), (35, 825934), (70, 412967)]