81449001

素因数分解:

$3^2\times {\mathrm{41}}^1\times {\mathrm{103}}^1\times {\mathrm{2143}}^1$

素因数の和:2293

約数の個数: 24

約数和(自身を含む): 121744896

約数和(自身を除く): 40295895

約数列:

[1, 3, 9, 41, 103, 123, 309, 369, 927, 2143, 4223, 6429, 12669, 19287, 38007, 87863, 220729, 263589, 662187, 790767, 1986561, 9049889, 27149667, 81449001]

約数ペア:

[(1, 81449001), (3, 27149667), (9, 9049889), (41, 1986561), (103, 790767), (123, 662187), (309, 263589), (369, 220729), (927, 87863), (2143, 38007), (4223, 19287), (6429, 12669)]