28214235

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{2083}}^1$

素因数の和:2144

約数の個数: 48

約数和(自身を含む): 57218304

約数和(自身を除く): 29004069

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 43, 45, 63, 105, 129, 215, 301, 315, 387, 645, 903, 1505, 1935, 2083, 2709, 4515, 6249, 10415, 13545, 14581, 18747, 31245, 43743, 72905, 89569, 93735, 131229, 218715, 268707, 447845, 626983, 656145, 806121, 1343535, 1880949, 3134915, 4030605, 5642847, 9404745, 28214235]

約数ペア:

[(1, 28214235), (3, 9404745), (5, 5642847), (7, 4030605), (9, 3134915), (15, 1880949), (21, 1343535), (35, 806121), (43, 656145), (45, 626983), (63, 447845), (105, 268707), (129, 218715), (215, 131229), (301, 93735), (315, 89569), (387, 72905), (645, 43743), (903, 31245), (1505, 18747), (1935, 14581), (2083, 13545), (2709, 10415), (4515, 6249)]