2568195

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{263}}^1$

素因数の和:312

約数の個数: 48

約数和(自身を含む): 5271552

約数和(自身を除く): 2703357

約数列:

[1, 3, 5, 7, 9, 15, 21, 31, 35, 45, 63, 93, 105, 155, 217, 263, 279, 315, 465, 651, 789, 1085, 1315, 1395, 1841, 1953, 2367, 3255, 3945, 5523, 8153, 9205, 9765, 11835, 16569, 24459, 27615, 40765, 57071, 73377, 82845, 122295, 171213, 285355, 366885, 513639, 856065, 2568195]

約数ペア:

[(1, 2568195), (3, 856065), (5, 513639), (7, 366885), (9, 285355), (15, 171213), (21, 122295), (31, 82845), (35, 73377), (45, 57071), (63, 40765), (93, 27615), (105, 24459), (155, 16569), (217, 11835), (263, 9765), (279, 9205), (315, 8153), (465, 5523), (651, 3945), (789, 3255), (1085, 2367), (1315, 1953), (1395, 1841)]