16997121

素因数分解:

$3^5\times {\mathrm{113}}^1\times {\mathrm{619}}^1$

素因数の和:747

約数の個数: 24

約数和(自身を含む): 25727520

約数和(自身を除く): 8730399

約数列:

[1, 3, 9, 27, 81, 113, 243, 339, 619, 1017, 1857, 3051, 5571, 9153, 16713, 27459, 50139, 69947, 150417, 209841, 629523, 1888569, 5665707, 16997121]

約数ペア:

[(1, 16997121), (3, 5665707), (9, 1888569), (27, 629523), (81, 209841), (113, 150417), (243, 69947), (339, 50139), (619, 27459), (1017, 16713), (1857, 9153), (3051, 5571)]