156787191

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{643}}^1\times {\mathrm{821}}^1$

素因数の和:1484

約数の個数: 32

約数和(自身を含む): 254096640

約数和(自身を除く): 97309449

約数列:

[1, 3, 9, 11, 27, 33, 99, 297, 643, 821, 1929, 2463, 5787, 7073, 7389, 9031, 17361, 21219, 22167, 27093, 63657, 81279, 190971, 243837, 527903, 1583709, 4751127, 5806933, 14253381, 17420799, 52262397, 156787191]

約数ペア:

[(1, 156787191), (3, 52262397), (9, 17420799), (11, 14253381), (27, 5806933), (33, 4751127), (99, 1583709), (297, 527903), (643, 243837), (821, 190971), (1929, 81279), (2463, 63657), (5787, 27093), (7073, 22167), (7389, 21219), (9031, 17361)]