131386136

素因数分解:

$2^3\times 7^1\times {\mathrm{139}}^1\times {\mathrm{16879}}^1$

素因数の和:17031

約数の個数: 32

約数和(自身を含む): 283584000

約数和(自身を除く): 152197864

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 139, 278, 556, 973, 1112, 1946, 3892, 7784, 16879, 33758, 67516, 118153, 135032, 236306, 472612, 945224, 2346181, 4692362, 9384724, 16423267, 18769448, 32846534, 65693068, 131386136]

約数ペア:

[(1, 131386136), (2, 65693068), (4, 32846534), (7, 18769448), (8, 16423267), (14, 9384724), (28, 4692362), (56, 2346181), (139, 945224), (278, 472612), (556, 236306), (973, 135032), (1112, 118153), (1946, 67516), (3892, 33758), (7784, 16879)]