121998247

素因数分解:

$7^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1\times {\mathrm{4127}}^1$

素因数の和:4278

約数の個数: 16

約数和(自身を含む): 144248832

約数和(自身を除く): 22250585

約数列:

[1, 7, 41, 103, 287, 721, 4127, 4223, 28889, 29561, 169207, 425081, 1184449, 2975567, 17428321, 121998247]

約数ペア:

[(1, 121998247), (7, 17428321), (41, 2975567), (103, 1184449), (287, 425081), (721, 169207), (4127, 29561), (4223, 28889)]