28479990

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{12329}}^1$

素因数の和:12357

約数の個数: 64

約数和(自身を含む): 85224960

約数和(自身を除く): 56744970

約数列:

[1, 2, 3, 5, 6, 7, 10, 11, 14, 15, 21, 22, 30, 33, 35, 42, 55, 66, 70, 77, 105, 110, 154, 165, 210, 231, 330, 385, 462, 770, 1155, 2310, 12329, 24658, 36987, 61645, 73974, 86303, 123290, 135619, 172606, 184935, 258909, 271238, 369870, 406857, 431515, 517818, 678095, 813714, 863030, 949333, 1294545, 1356190, 1898666, 2034285, 2589090, 2847999, 4068570, 4746665, 5695998, 9493330, 14239995, 28479990]

約数ペア:

[(1, 28479990), (2, 14239995), (3, 9493330), (5, 5695998), (6, 4746665), (7, 4068570), (10, 2847999), (11, 2589090), (14, 2034285), (15, 1898666), (21, 1356190), (22, 1294545), (30, 949333), (33, 863030), (35, 813714), (42, 678095), (55, 517818), (66, 431515), (70, 406857), (77, 369870), (105, 271238), (110, 258909), (154, 184935), (165, 172606), (210, 135619), (231, 123290), (330, 86303), (385, 73974), (462, 61645), (770, 36987), (1155, 24658), (2310, 12329)]