28660310

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{409433}}^1$

素因数の和:409447

約数の個数: 16

約数和(自身を含む): 58958496

約数和(自身を除く): 30298186

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 409433, 818866, 2047165, 2866031, 4094330, 5732062, 14330155, 28660310]

約数ペア:

[(1, 28660310), (2, 14330155), (5, 5732062), (7, 4094330), (10, 2866031), (14, 2047165), (35, 818866), (70, 409433)]