2005479621

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{126107}}^1$

素因数の和:126166

約数の個数: 32

約数和(自身を含む): 3228364800

約数和(自身を除く): 1222885179

約数列:

[1, 3, 9, 19, 27, 31, 57, 93, 171, 279, 513, 589, 837, 1767, 5301, 15903, 126107, 378321, 1134963, 2396033, 3404889, 3909317, 7188099, 11727951, 21564297, 35183853, 64692891, 74277023, 105551559, 222831069, 668493207, 2005479621]

約数ペア:

[(1, 2005479621), (3, 668493207), (9, 222831069), (19, 105551559), (27, 74277023), (31, 64692891), (57, 35183853), (93, 21564297), (171, 11727951), (279, 7188099), (513, 3909317), (589, 3404889), (837, 2396033), (1767, 1134963), (5301, 378321), (15903, 126107)]