51065553

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{97}}^1$

素因数の和:214

約数の個数: 64

約数和(自身を含む): 89413632

約数和(自身を除く): 38348079

約数列:

[1, 3, 7, 11, 21, 33, 43, 53, 77, 97, 129, 159, 231, 291, 301, 371, 473, 583, 679, 903, 1067, 1113, 1419, 1749, 2037, 2279, 3201, 3311, 4081, 4171, 5141, 6837, 7469, 9933, 12243, 12513, 15423, 15953, 22407, 25069, 29197, 35987, 45881, 47859, 56551, 75207, 87591, 107961, 137643, 169653, 175483, 221063, 321167, 395857, 526449, 663189, 963501, 1187571, 1547441, 2431693, 4642323, 7295079, 17021851, 51065553]

約数ペア:

[(1, 51065553), (3, 17021851), (7, 7295079), (11, 4642323), (21, 2431693), (33, 1547441), (43, 1187571), (53, 963501), (77, 663189), (97, 526449), (129, 395857), (159, 321167), (231, 221063), (291, 175483), (301, 169653), (371, 137643), (473, 107961), (583, 87591), (679, 75207), (903, 56551), (1067, 47859), (1113, 45881), (1419, 35987), (1749, 29197), (2037, 25069), (2279, 22407), (3201, 15953), (3311, 15423), (4081, 12513), (4171, 12243), (5141, 9933), (6837, 7469)]