12856890949

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{449}}^1\times {\mathrm{215297}}^1$

素因数の和:215772

約数の個数: 16

約数和(自身を含む): 15501456000

約数和(自身を除く): 2644565051

約数列:

[1, 7, 19, 133, 449, 3143, 8531, 59717, 215297, 1507079, 4090643, 28634501, 96668353, 676678471, 1836698707, 12856890949]

約数ペア:

[(1, 12856890949), (7, 1836698707), (19, 676678471), (133, 96668353), (449, 28634501), (3143, 4090643), (8531, 1507079), (59717, 215297)]