2491119

素因数分解:

$3^2\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{157}}^1$

素因数の和:247

約数の個数: 24

約数和(自身を含む): 3795792

約数和(自身を除く): 1304673

約数列:

[1, 3, 9, 41, 43, 123, 129, 157, 369, 387, 471, 1413, 1763, 5289, 6437, 6751, 15867, 19311, 20253, 57933, 60759, 276791, 830373, 2491119]

約数ペア:

[(1, 2491119), (3, 830373), (9, 276791), (41, 60759), (43, 57933), (123, 20253), (129, 19311), (157, 15867), (369, 6751), (387, 6437), (471, 5289), (1413, 1763)]