131231576

素因数分解:

$2^3\times 7^1\times {\mathrm{59}}^1\times {\mathrm{39719}}^1$

素因数の和:39791

約数の個数: 32

約数和(自身を含む): 285984000

約数和(自身を除く): 154752424

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 59, 118, 236, 413, 472, 826, 1652, 3304, 39719, 79438, 158876, 278033, 317752, 556066, 1112132, 2224264, 2343421, 4686842, 9373684, 16403947, 18747368, 32807894, 65615788, 131231576]

約数ペア:

[(1, 131231576), (2, 65615788), (4, 32807894), (7, 18747368), (8, 16403947), (14, 9373684), (28, 4686842), (56, 2343421), (59, 2224264), (118, 1112132), (236, 556066), (413, 317752), (472, 278033), (826, 158876), (1652, 79438), (3304, 39719)]