12739118

素因数分解:

$2^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{2131}}^1$

素因数の和:2208

約数の個数: 24

約数和(自身を含む): 22603464

約数和(自身を除く): 9864346

約数列:

[1, 2, 7, 14, 49, 61, 98, 122, 427, 854, 2131, 2989, 4262, 5978, 14917, 29834, 104419, 129991, 208838, 259982, 909937, 1819874, 6369559, 12739118]

約数ペア:

[(1, 12739118), (2, 6369559), (7, 1819874), (14, 909937), (49, 259982), (61, 208838), (98, 129991), (122, 104419), (427, 29834), (854, 14917), (2131, 5978), (2989, 4262)]