208971364

素因数分解:

$2^2\times 7^1\times {\mathrm{757}}^1\times {\mathrm{9859}}^1$

素因数の和:10627

約数の個数: 24

約数和(自身を含む): 418537280

約数和(自身を除く): 209565916

約数列:

[1, 2, 4, 7, 14, 28, 757, 1514, 3028, 5299, 9859, 10598, 19718, 21196, 39436, 69013, 138026, 276052, 7463263, 14926526, 29853052, 52242841, 104485682, 208971364]

約数ペア:

[(1, 208971364), (2, 104485682), (4, 52242841), (7, 29853052), (14, 14926526), (28, 7463263), (757, 276052), (1514, 138026), (3028, 69013), (5299, 39436), (9859, 21196), (10598, 19718)]