27796867

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{409}}^1$

素因数の和:515

約数の個数: 24

約数和(自身を含む): 34587600

約数和(自身を除く): 6790733

約数列:

[1, 7, 19, 49, 73, 133, 409, 511, 931, 1387, 2863, 3577, 7771, 9709, 20041, 29857, 54397, 67963, 208999, 380779, 567283, 1462993, 3970981, 27796867]

約数ペア:

[(1, 27796867), (7, 3970981), (19, 1462993), (49, 567283), (73, 380779), (133, 208999), (409, 67963), (511, 54397), (931, 29857), (1387, 20041), (2863, 9709), (3577, 7771)]