12211427

素因数分解:

${\mathrm{31}}^2\times {\mathrm{97}}^1\times {\mathrm{131}}^1$

素因数の和:290

約数の個数: 12

約数和(自身を含む): 12845448

約数和(自身を除く): 634021

約数列:

[1, 31, 97, 131, 961, 3007, 4061, 12707, 93217, 125891, 393917, 12211427]

約数ペア:

[(1, 12211427), (31, 393917), (97, 125891), (131, 93217), (961, 12707), (3007, 4061)]