256122874

素因数分解:

$2^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{188603}}^1$

素因数の和:188709

約数の個数: 16

約数和(自身を含む): 443596608

約数和(自身を除く): 187473734

約数列:

[1, 2, 7, 14, 97, 194, 679, 1358, 188603, 377206, 1320221, 2640442, 18294491, 36588982, 128061437, 256122874]

約数ペア:

[(1, 256122874), (2, 128061437), (7, 36588982), (14, 18294491), (97, 2640442), (194, 1320221), (679, 377206), (1358, 188603)]