12788253

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{20593}}^1$

素因数の和:20625

約数の個数: 16

約数和(自身を含む): 19770240

約数和(自身を除く): 6981987

約数列:

[1, 3, 9, 23, 27, 69, 207, 621, 20593, 61779, 185337, 473639, 556011, 1420917, 4262751, 12788253]

約数ペア:

[(1, 12788253), (3, 4262751), (9, 1420917), (23, 556011), (27, 473639), (69, 185337), (207, 61779), (621, 20593)]