68308492

素因数分解:

$2^2\times 7^1\times {\mathrm{139}}^1\times {\mathrm{17551}}^1$

素因数の和:17701

約数の個数: 24

約数和(自身を含む): 137607680

約数和(自身を除く): 69299188

約数列:

[1, 2, 4, 7, 14, 28, 139, 278, 556, 973, 1946, 3892, 17551, 35102, 70204, 122857, 245714, 491428, 2439589, 4879178, 9758356, 17077123, 34154246, 68308492]

約数ペア:

[(1, 68308492), (2, 34154246), (4, 17077123), (7, 9758356), (14, 4879178), (28, 2439589), (139, 491428), (278, 245714), (556, 122857), (973, 70204), (1946, 35102), (3892, 17551)]