1277772727

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{4019}}^1\times {\mathrm{4129}}^1$

素因数の和:8166

約数の個数: 16

約数和(自身を含む): 1593849600

約数和(自身を除く): 316076873

約数列:

[1, 7, 11, 77, 4019, 4129, 28133, 28903, 44209, 45419, 309463, 317933, 16594451, 116161157, 182538961, 1277772727]

約数ペア:

[(1, 1277772727), (7, 182538961), (11, 116161157), (77, 16594451), (4019, 317933), (4129, 309463), (28133, 45419), (28903, 44209)]