256346874

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{65629}}^1$

素因数の和:65675

約数の個数: 48

約数和(自身を含む): 655249920

約数和(自身を除く): 398903046

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 31, 42, 62, 63, 93, 126, 186, 217, 279, 434, 558, 651, 1302, 1953, 3906, 65629, 131258, 196887, 393774, 459403, 590661, 918806, 1181322, 1378209, 2034499, 2756418, 4068998, 4134627, 6103497, 8269254, 12206994, 14241493, 18310491, 28482986, 36620982, 42724479, 85448958, 128173437, 256346874]

約数ペア:

[(1, 256346874), (2, 128173437), (3, 85448958), (6, 42724479), (7, 36620982), (9, 28482986), (14, 18310491), (18, 14241493), (21, 12206994), (31, 8269254), (42, 6103497), (62, 4134627), (63, 4068998), (93, 2756418), (126, 2034499), (186, 1378209), (217, 1181322), (279, 918806), (434, 590661), (558, 459403), (651, 393774), (1302, 196887), (1953, 131258), (3906, 65629)]