81799201

素因数分解:

${\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{103}}^1$

素因数の和:253

約数の個数: 32

約数和(自身を含む): 97523712

約数和(自身を除く): 15724511

約数列:

[1, 11, 23, 43, 73, 103, 253, 473, 803, 989, 1133, 1679, 2369, 3139, 4429, 7519, 10879, 18469, 26059, 34529, 48719, 72197, 82709, 101867, 172937, 323317, 794167, 1120537, 1902307, 3556487, 7436291, 81799201]

約数ペア:

[(1, 81799201), (11, 7436291), (23, 3556487), (43, 1902307), (73, 1120537), (103, 794167), (253, 323317), (473, 172937), (803, 101867), (989, 82709), (1133, 72197), (1679, 48719), (2369, 34529), (3139, 26059), (4429, 18469), (7519, 10879)]