257683692

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{71341}}^1$

素因数の和:71398

約数の個数: 48

約数和(自身を含む): 703146752

約数和(自身を除く): 445463060

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 43, 84, 86, 129, 172, 258, 301, 516, 602, 903, 1204, 1806, 3612, 71341, 142682, 214023, 285364, 428046, 499387, 856092, 998774, 1498161, 1997548, 2996322, 3067663, 5992644, 6135326, 9202989, 12270652, 18405978, 21473641, 36811956, 42947282, 64420923, 85894564, 128841846, 257683692]

約数ペア:

[(1, 257683692), (2, 128841846), (3, 85894564), (4, 64420923), (6, 42947282), (7, 36811956), (12, 21473641), (14, 18405978), (21, 12270652), (28, 9202989), (42, 6135326), (43, 5992644), (84, 3067663), (86, 2996322), (129, 1997548), (172, 1498161), (258, 998774), (301, 856092), (516, 499387), (602, 428046), (903, 285364), (1204, 214023), (1806, 142682), (3612, 71341)]