28339011

素因数分解:

$3^3\times {\mathrm{71}}^1\times {\mathrm{14783}}^1$

素因数の和:14863

約数の個数: 16

約数和(自身を含む): 42577920

約数和(自身を除く): 14238909

約数列:

[1, 3, 9, 27, 71, 213, 639, 1917, 14783, 44349, 133047, 399141, 1049593, 3148779, 9446337, 28339011]

約数ペア:

[(1, 28339011), (3, 9446337), (9, 3148779), (27, 1049593), (71, 399141), (213, 133047), (639, 44349), (1917, 14783)]