27420021

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{3911}}^1$

素因数の和:3977

約数の個数: 24

約数和(自身を含む): 42719040

約数和(自身を除く): 15299019

約数列:

[1, 3, 9, 19, 41, 57, 123, 171, 369, 779, 2337, 3911, 7011, 11733, 35199, 74309, 160351, 222927, 481053, 668781, 1443159, 3046669, 9140007, 27420021]

約数ペア:

[(1, 27420021), (3, 9140007), (9, 3046669), (19, 1443159), (41, 668781), (57, 481053), (123, 222927), (171, 160351), (369, 74309), (779, 35199), (2337, 11733), (3911, 7011)]