28983087

素因数分解:

$3^2\times 7^1\times {\mathrm{223}}^1\times {\mathrm{2063}}^1$

素因数の和:2299

約数の個数: 24

約数和(自身を含む): 48082944

約数和(自身を除く): 19099857

約数列:

[1, 3, 7, 9, 21, 63, 223, 669, 1561, 2007, 2063, 4683, 6189, 14049, 14441, 18567, 43323, 129969, 460049, 1380147, 3220343, 4140441, 9661029, 28983087]

約数ペア:

[(1, 28983087), (3, 9661029), (7, 4140441), (9, 3220343), (21, 1380147), (63, 460049), (223, 129969), (669, 43323), (1561, 18567), (2007, 14441), (2063, 14049), (4683, 6189)]