71132019

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{2129}}^1$

素因数の和:2219

約数の個数: 32

約数和(自身を含む): 113963520

約数和(自身を除く): 42831501

約数列:

[1, 3, 7, 21, 37, 43, 111, 129, 259, 301, 777, 903, 1591, 2129, 4773, 6387, 11137, 14903, 33411, 44709, 78773, 91547, 236319, 274641, 551411, 640829, 1654233, 1922487, 3387239, 10161717, 23710673, 71132019]

約数ペア:

[(1, 71132019), (3, 23710673), (7, 10161717), (21, 3387239), (37, 1922487), (43, 1654233), (111, 640829), (129, 551411), (259, 274641), (301, 236319), (777, 91547), (903, 78773), (1591, 44709), (2129, 33411), (4773, 14903), (6387, 11137)]