289324616

素因数分解:

$2^3\times 7^3\times {\mathrm{97}}^1\times {\mathrm{1087}}^1$

素因数の和:1211

約数の個数: 64

約数和(自身を含む): 639744000

約数和(自身を除く): 350419384

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 97, 98, 194, 196, 343, 388, 392, 679, 686, 776, 1087, 1358, 1372, 2174, 2716, 2744, 4348, 4753, 5432, 7609, 8696, 9506, 15218, 19012, 30436, 33271, 38024, 53263, 60872, 66542, 105439, 106526, 133084, 210878, 213052, 266168, 372841, 421756, 426104, 738073, 745682, 843512, 1476146, 1491364, 2952292, 2982728, 5166511, 5904584, 10333022, 20666044, 36165577, 41332088, 72331154, 144662308, 289324616]

約数ペア:

[(1, 289324616), (2, 144662308), (4, 72331154), (7, 41332088), (8, 36165577), (14, 20666044), (28, 10333022), (49, 5904584), (56, 5166511), (97, 2982728), (98, 2952292), (194, 1491364), (196, 1476146), (343, 843512), (388, 745682), (392, 738073), (679, 426104), (686, 421756), (776, 372841), (1087, 266168), (1358, 213052), (1372, 210878), (2174, 133084), (2716, 106526), (2744, 105439), (4348, 66542), (4753, 60872), (5432, 53263), (7609, 38024), (8696, 33271), (9506, 30436), (15218, 19012)]