12724516

素因数分解:

$2^2\times 7^2\times {\mathrm{64921}}^1$

素因数の和:64939

約数の個数: 18

約数和(自身を含む): 25903878

約数和(自身を除く): 13179362

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 64921, 129842, 259684, 454447, 908894, 1817788, 3181129, 6362258, 12724516]

約数ペア:

[(1, 12724516), (2, 6362258), (4, 3181129), (7, 1817788), (14, 908894), (28, 454447), (49, 259684), (98, 129842), (196, 64921)]