78552236

素因数分解:

$2^2\times 7^1\times {\mathrm{139}}^1\times {\mathrm{20183}}^1$

素因数の和:20333

約数の個数: 24

約数和(自身を含む): 158242560

約数和(自身を除く): 79690324

約数列:

[1, 2, 4, 7, 14, 28, 139, 278, 556, 973, 1946, 3892, 20183, 40366, 80732, 141281, 282562, 565124, 2805437, 5610874, 11221748, 19638059, 39276118, 78552236]

約数ペア:

[(1, 78552236), (2, 39276118), (4, 19638059), (7, 11221748), (14, 5610874), (28, 2805437), (139, 565124), (278, 282562), (556, 141281), (973, 80732), (1946, 40366), (3892, 20183)]