208763009

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{134947}}^1$

素因数の和:134984

約数の個数: 16

約数和(自身を含む): 272055168

約数和(自身を除く): 63292159

約数列:

[1, 7, 13, 17, 91, 119, 221, 1547, 134947, 944629, 1754311, 2294099, 12280177, 16058693, 29823287, 208763009]

約数ペア:

[(1, 208763009), (7, 29823287), (13, 16058693), (17, 12280177), (91, 2294099), (119, 1754311), (221, 944629), (1547, 134947)]