28884128

素因数分解:

$2^5\times 7^2\times {\mathrm{13}}^2\times {\mathrm{109}}^1$

素因数の和:159

約数の個数: 108

約数和(自身を含む): 72286830

約数和(自身を除く): 43402702

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 49, 52, 56, 91, 98, 104, 109, 112, 169, 182, 196, 208, 218, 224, 338, 364, 392, 416, 436, 637, 676, 728, 763, 784, 872, 1183, 1274, 1352, 1417, 1456, 1526, 1568, 1744, 2366, 2548, 2704, 2834, 2912, 3052, 3488, 4732, 5096, 5341, 5408, 5668, 6104, 8281, 9464, 9919, 10192, 10682, 11336, 12208, 16562, 18421, 18928, 19838, 20384, 21364, 22672, 24416, 33124, 36842, 37856, 39676, 42728, 45344, 66248, 69433, 73684, 79352, 85456, 128947, 132496, 138866, 147368, 158704, 170912, 257894, 264992, 277732, 294736, 317408, 515788, 555464, 589472, 902629, 1031576, 1110928, 1805258, 2063152, 2221856, 3610516, 4126304, 7221032, 14442064, 28884128]

約数ペア:

[(1, 28884128), (2, 14442064), (4, 7221032), (7, 4126304), (8, 3610516), (13, 2221856), (14, 2063152), (16, 1805258), (26, 1110928), (28, 1031576), (32, 902629), (49, 589472), (52, 555464), (56, 515788), (91, 317408), (98, 294736), (104, 277732), (109, 264992), (112, 257894), (169, 170912), (182, 158704), (196, 147368), (208, 138866), (218, 132496), (224, 128947), (338, 85456), (364, 79352), (392, 73684), (416, 69433), (436, 66248), (637, 45344), (676, 42728), (728, 39676), (763, 37856), (784, 36842), (872, 33124), (1183, 24416), (1274, 22672), (1352, 21364), (1417, 20384), (1456, 19838), (1526, 18928), (1568, 18421), (1744, 16562), (2366, 12208), (2548, 11336), (2704, 10682), (2834, 10192), (2912, 9919), (3052, 9464), (3488, 8281), (4732, 6104), (5096, 5668), (5341, 5408)]