251004078

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{547}}^1$

素因数の和:658

約数の個数: 96

約数和(自身を含む): 613974816

約数和(自身を除く): 362970738

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 37, 39, 53, 74, 78, 106, 111, 117, 159, 222, 234, 318, 333, 477, 481, 547, 666, 689, 954, 962, 1094, 1378, 1443, 1641, 1961, 2067, 2886, 3282, 3922, 4134, 4329, 4923, 5883, 6201, 7111, 8658, 9846, 11766, 12402, 14222, 17649, 20239, 21333, 25493, 28991, 35298, 40478, 42666, 50986, 57982, 60717, 63999, 76479, 86973, 121434, 127998, 152958, 173946, 182151, 229437, 260919, 263107, 364302, 376883, 458874, 521838, 526214, 753766, 789321, 1072667, 1130649, 1578642, 2145334, 2261298, 2367963, 3218001, 3391947, 4735926, 6436002, 6783894, 9654003, 13944671, 19308006, 27889342, 41834013, 83668026, 125502039, 251004078]

約数ペア:

[(1, 251004078), (2, 125502039), (3, 83668026), (6, 41834013), (9, 27889342), (13, 19308006), (18, 13944671), (26, 9654003), (37, 6783894), (39, 6436002), (53, 4735926), (74, 3391947), (78, 3218001), (106, 2367963), (111, 2261298), (117, 2145334), (159, 1578642), (222, 1130649), (234, 1072667), (318, 789321), (333, 753766), (477, 526214), (481, 521838), (547, 458874), (666, 376883), (689, 364302), (954, 263107), (962, 260919), (1094, 229437), (1378, 182151), (1443, 173946), (1641, 152958), (1961, 127998), (2067, 121434), (2886, 86973), (3282, 76479), (3922, 63999), (4134, 60717), (4329, 57982), (4923, 50986), (5883, 42666), (6201, 40478), (7111, 35298), (8658, 28991), (9846, 25493), (11766, 21333), (12402, 20239), (14222, 17649)]