28994700

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{13807}}^1$

素因数の和:13831

約数の個数: 72

約数和(自身を含む): 95882752

約数和(自身を除く): 66888052

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 50, 60, 70, 75, 84, 100, 105, 140, 150, 175, 210, 300, 350, 420, 525, 700, 1050, 2100, 13807, 27614, 41421, 55228, 69035, 82842, 96649, 138070, 165684, 193298, 207105, 276140, 289947, 345175, 386596, 414210, 483245, 579894, 690350, 828420, 966490, 1035525, 1159788, 1380700, 1449735, 1932980, 2071050, 2416225, 2899470, 4142100, 4832450, 5798940, 7248675, 9664900, 14497350, 28994700]

約数ペア:

[(1, 28994700), (2, 14497350), (3, 9664900), (4, 7248675), (5, 5798940), (6, 4832450), (7, 4142100), (10, 2899470), (12, 2416225), (14, 2071050), (15, 1932980), (20, 1449735), (21, 1380700), (25, 1159788), (28, 1035525), (30, 966490), (35, 828420), (42, 690350), (50, 579894), (60, 483245), (70, 414210), (75, 386596), (84, 345175), (100, 289947), (105, 276140), (140, 207105), (150, 193298), (175, 165684), (210, 138070), (300, 96649), (350, 82842), (420, 69035), (525, 55228), (700, 41421), (1050, 27614), (2100, 13807)]