28704949

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{2089}}^1$

素因数の和:2260

約数の個数: 16

約数和(自身を含む): 35580160

約数和(自身を除く): 6875211

約数列:

[1, 7, 13, 91, 151, 1057, 1963, 2089, 13741, 14623, 27157, 190099, 315439, 2208073, 4100707, 28704949]

約数ペア:

[(1, 28704949), (7, 4100707), (13, 2208073), (91, 315439), (151, 190099), (1057, 27157), (1963, 14623), (2089, 13741)]