18152073

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{557}}^1$

素因数の和:654

約数の個数: 32

約数和(自身を含む): 28926720

約数和(自身を除く): 10774647

約数列:

[1, 3, 9, 17, 27, 51, 71, 153, 213, 459, 557, 639, 1207, 1671, 1917, 3621, 5013, 9469, 10863, 15039, 28407, 32589, 39547, 85221, 118641, 255663, 355923, 672299, 1067769, 2016897, 6050691, 18152073]

約数ペア:

[(1, 18152073), (3, 6050691), (9, 2016897), (17, 1067769), (27, 672299), (51, 355923), (71, 255663), (153, 118641), (213, 85221), (459, 39547), (557, 32589), (639, 28407), (1207, 15039), (1671, 10863), (1917, 9469), (3621, 5013)]