12947389

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{1801}}^1$

素因数の和:1900

約数の個数: 16

約数和(自身を含む): 16145920

約数和(自身を除く): 3198531

約数列:

[1, 7, 13, 79, 91, 553, 1027, 1801, 7189, 12607, 23413, 142279, 163891, 995953, 1849627, 12947389]

約数ペア:

[(1, 12947389), (7, 1849627), (13, 995953), (79, 163891), (91, 142279), (553, 23413), (1027, 12607), (1801, 7189)]