198252268

素因数分解:

$2^2\times {\mathrm{421}}^1\times {\mathrm{117727}}^1$

素因数の和:118152

約数の個数: 12

約数和(自身を含む): 347768512

約数和(自身を除く): 149516244

約数列:

[1, 2, 4, 421, 842, 1684, 117727, 235454, 470908, 49563067, 99126134, 198252268]

約数ペア:

[(1, 198252268), (2, 99126134), (4, 49563067), (421, 470908), (842, 235454), (1684, 117727)]