82638387

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{78479}}^1$

素因数の和:78504

約数の個数: 20

約数和(自身を含む): 132945120

約数和(自身を除く): 50306733

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 1053, 78479, 235437, 706311, 1020227, 2118933, 3060681, 6356799, 9182043, 27546129, 82638387]

約数ペア:

[(1, 82638387), (3, 27546129), (9, 9182043), (13, 6356799), (27, 3060681), (39, 2118933), (81, 1020227), (117, 706311), (351, 235437), (1053, 78479)]