11943981

素因数分解:

$3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{4409}}^1$

素因数の和:4465

約数の個数: 24

約数和(自身を含む): 20180160

約数和(自身を除く): 8236179

約数列:

[1, 3, 7, 9, 21, 43, 63, 129, 301, 387, 903, 2709, 4409, 13227, 30863, 39681, 92589, 189587, 277767, 568761, 1327109, 1706283, 3981327, 11943981]

約数ペア:

[(1, 11943981), (3, 3981327), (7, 1706283), (9, 1327109), (21, 568761), (43, 277767), (63, 189587), (129, 92589), (301, 39681), (387, 30863), (903, 13227), (2709, 4409)]