51066639

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{1993}}^1$

素因数の和:2088

約数の個数: 32

約数和(自身を含む): 82631360

約数和(自身を除く): 31564721

約数列:

[1, 3, 9, 13, 27, 39, 73, 117, 219, 351, 657, 949, 1971, 1993, 2847, 5979, 8541, 17937, 25623, 25909, 53811, 77727, 145489, 233181, 436467, 699543, 1309401, 1891357, 3928203, 5674071, 17022213, 51066639]

約数ペア:

[(1, 51066639), (3, 17022213), (9, 5674071), (13, 3928203), (27, 1891357), (39, 1309401), (73, 699543), (117, 436467), (219, 233181), (351, 145489), (657, 77727), (949, 53811), (1971, 25909), (1993, 25623), (2847, 17937), (5979, 8541)]