28648270

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{409261}}^1$

素因数の和:409275

約数の個数: 16

約数和(自身を含む): 58933728

約数和(自身を除く): 30285458

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 409261, 818522, 2046305, 2864827, 4092610, 5729654, 14324135, 28648270]

約数ペア:

[(1, 28648270), (2, 14324135), (5, 5729654), (7, 4092610), (10, 2864827), (14, 2046305), (35, 818522), (70, 409261)]