28127666

素因数分解:

$2^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{12479}}^1$

素因数の和:12518

約数の個数: 24

約数和(自身を含む): 51217920

約数和(自身を除く): 23090254

約数列:

[1, 2, 7, 14, 23, 46, 49, 98, 161, 322, 1127, 2254, 12479, 24958, 87353, 174706, 287017, 574034, 611471, 1222942, 2009119, 4018238, 14063833, 28127666]

約数ペア:

[(1, 28127666), (2, 14063833), (7, 4018238), (14, 2009119), (23, 1222942), (46, 611471), (49, 574034), (98, 287017), (161, 174706), (322, 87353), (1127, 24958), (2254, 12479)]