202121759

素因数分解:

$7^1\times {\mathrm{41}}^2\times {\mathrm{89}}^1\times {\mathrm{193}}^1$

素因数の和:371

約数の個数: 24

約数和(自身を含む): 240668640

約数和(自身を除く): 38546881

約数列:

[1, 7, 41, 89, 193, 287, 623, 1351, 1681, 3649, 7913, 11767, 17177, 25543, 55391, 120239, 149609, 324433, 704257, 1047263, 2271031, 4929799, 28874537, 202121759]

約数ペア:

[(1, 202121759), (7, 28874537), (41, 4929799), (89, 2271031), (193, 1047263), (287, 704257), (623, 324433), (1351, 149609), (1681, 120239), (3649, 55391), (7913, 25543), (11767, 17177)]