51408279

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{73}}^1\times {\mathrm{463}}^1$

素因数の和:568

約数の個数: 36

約数和(自身を含む): 81685344

約数和(自身を除く): 30277065

約数列:

[1, 3, 9, 13, 39, 73, 117, 169, 219, 463, 507, 657, 949, 1389, 1521, 2847, 4167, 6019, 8541, 12337, 18057, 33799, 37011, 54171, 78247, 101397, 111033, 234741, 304191, 439387, 704223, 1318161, 3954483, 5712031, 17136093, 51408279]

約数ペア:

[(1, 51408279), (3, 17136093), (9, 5712031), (13, 3954483), (39, 1318161), (73, 704223), (117, 439387), (169, 304191), (219, 234741), (463, 111033), (507, 101397), (657, 78247), (949, 54171), (1389, 37011), (1521, 33799), (2847, 18057), (4167, 12337), (6019, 8541)]