2840409

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{2207}}^1$

素因数の和:2237

約数の個数: 24

約数和(自身を含む): 4822272

約数和(自身を除く): 1981863

約数列:

[1, 3, 9, 11, 13, 33, 39, 99, 117, 143, 429, 1287, 2207, 6621, 19863, 24277, 28691, 72831, 86073, 218493, 258219, 315601, 946803, 2840409]

約数ペア:

[(1, 2840409), (3, 946803), (9, 315601), (11, 258219), (13, 218493), (33, 86073), (39, 72831), (99, 28691), (117, 24277), (143, 19863), (429, 6621), (1287, 2207)]