209738008

素因数分解:

$2^3\times {\mathrm{61}}^1\times {\mathrm{429791}}^1$

素因数の和:429858

約数の個数: 16

約数和(自身を含む): 399706560

約数和(自身を除く): 189968552

約数列:

[1, 2, 4, 8, 61, 122, 244, 488, 429791, 859582, 1719164, 3438328, 26217251, 52434502, 104869004, 209738008]

約数ペア:

[(1, 209738008), (2, 104869004), (4, 52434502), (8, 26217251), (61, 3438328), (122, 1719164), (244, 859582), (488, 429791)]