128219994

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{139}}^1\times {\mathrm{7321}}^1$

素因数の和:7475

約数の個数: 48

約数和(自身を含む): 319824960

約数和(自身を除く): 191604966

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 139, 278, 417, 834, 973, 1251, 1946, 2502, 2919, 5838, 7321, 8757, 14642, 17514, 21963, 43926, 51247, 65889, 102494, 131778, 153741, 307482, 461223, 922446, 1017619, 2035238, 3052857, 6105714, 7123333, 9158571, 14246666, 18317142, 21369999, 42739998, 64109997, 128219994]

約数ペア:

[(1, 128219994), (2, 64109997), (3, 42739998), (6, 21369999), (7, 18317142), (9, 14246666), (14, 9158571), (18, 7123333), (21, 6105714), (42, 3052857), (63, 2035238), (126, 1017619), (139, 922446), (278, 461223), (417, 307482), (834, 153741), (973, 131778), (1251, 102494), (1946, 65889), (2502, 51247), (2919, 43926), (5838, 21963), (7321, 17514), (8757, 14642)]