198808211

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{443}}^1\times {\mathrm{1051}}^1$

素因数の和:1562

約数の個数: 16

約数和(自身を含む): 231675648

約数和(自身を除く): 32867437

約数列:

[1, 7, 61, 427, 443, 1051, 3101, 7357, 27023, 64111, 189161, 448777, 465593, 3259151, 28401173, 198808211]

約数ペア:

[(1, 198808211), (7, 28401173), (61, 3259151), (427, 465593), (443, 448777), (1051, 189161), (3101, 64111), (7357, 27023)]