27789713

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{457}}^1$

素因数の和:561

約数の個数: 24

約数和(自身を含む): 34773192

約数和(自身を除く): 6983479

約数列:

[1, 7, 17, 49, 73, 119, 457, 511, 833, 1241, 3199, 3577, 7769, 8687, 22393, 33361, 54383, 60809, 233527, 380681, 567137, 1634689, 3969959, 27789713]

約数ペア:

[(1, 27789713), (7, 3969959), (17, 1634689), (49, 567137), (73, 380681), (119, 233527), (457, 60809), (511, 54383), (833, 33361), (1241, 22393), (3199, 8687), (3577, 7769)]