636681357

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{389}}^1\times {\mathrm{4663}}^1$

素因数の和:5074

約数の個数: 32

約数和(自身を含む): 1018617600

約数和(自身を除く): 381936243

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 389, 1167, 3501, 4663, 5057, 10503, 13989, 15171, 41967, 45513, 60619, 125901, 136539, 181857, 545571, 1636713, 1813907, 5441721, 16325163, 23580791, 48975489, 70742373, 212227119, 636681357]

約数ペア:

[(1, 636681357), (3, 212227119), (9, 70742373), (13, 48975489), (27, 23580791), (39, 16325163), (117, 5441721), (351, 1813907), (389, 1636713), (1167, 545571), (3501, 181857), (4663, 136539), (5057, 125901), (10503, 60619), (13989, 45513), (15171, 41967)]