221821121

素因数分解:

${\mathrm{67}}^1\times {\mathrm{127}}^1\times {\mathrm{131}}^1\times {\mathrm{199}}^1$

素因数の和:524

約数の個数: 16

約数和(自身を含む): 229785600

約数和(自身を除く): 7964479

約数列:

[1, 67, 127, 131, 199, 8509, 8777, 13333, 16637, 25273, 26069, 1114679, 1693291, 1746623, 3310763, 221821121]

約数ペア:

[(1, 221821121), (67, 3310763), (127, 1746623), (131, 1693291), (199, 1114679), (8509, 26069), (8777, 25273), (13333, 16637)]