208187812

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{323273}}^1$

素因数の和:323307

約数の個数: 24

約数和(自身を含む): 434480256

約数和(自身を除く): 226292444

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 161, 322, 644, 323273, 646546, 1293092, 2262911, 4525822, 7435279, 9051644, 14870558, 29741116, 52046953, 104093906, 208187812]

約数ペア:

[(1, 208187812), (2, 104093906), (4, 52046953), (7, 29741116), (14, 14870558), (23, 9051644), (28, 7435279), (46, 4525822), (92, 2262911), (161, 1293092), (322, 646546), (644, 323273)]