221479876

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{881}}^1\times {\mathrm{3697}}^1$

素因数の和:4599

約数の個数: 24

約数和(自身を含む): 410966136

約数和(自身を除く): 189486260

約数列:

[1, 2, 4, 17, 34, 68, 881, 1762, 3524, 3697, 7394, 14788, 14977, 29954, 59908, 62849, 125698, 251396, 3257057, 6514114, 13028228, 55369969, 110739938, 221479876]

約数ペア:

[(1, 221479876), (2, 110739938), (4, 55369969), (17, 13028228), (34, 6514114), (68, 3257057), (881, 251396), (1762, 125698), (3524, 62849), (3697, 59908), (7394, 29954), (14788, 14977)]