1820853

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{3967}}^1$

素因数の和:3993

約数の個数: 16

約数和(自身を含む): 2856960

約数和(自身を除く): 1036107

約数列:

[1, 3, 9, 17, 27, 51, 153, 459, 3967, 11901, 35703, 67439, 107109, 202317, 606951, 1820853]

約数ペア:

[(1, 1820853), (3, 606951), (9, 202317), (17, 107109), (27, 67439), (51, 35703), (153, 11901), (459, 3967)]