2758471856

素因数分解:

$2^4\times 7^3\times {\mathrm{181}}^1\times {\mathrm{2777}}^1$

素因数の和:2987

約数の個数: 80

約数和(自身を含む): 6269390400

約数和(自身を除く): 3510918544

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 181, 196, 343, 362, 392, 686, 724, 784, 1267, 1372, 1448, 2534, 2744, 2777, 2896, 5068, 5488, 5554, 8869, 10136, 11108, 17738, 19439, 20272, 22216, 35476, 38878, 44432, 62083, 70952, 77756, 124166, 136073, 141904, 155512, 248332, 272146, 311024, 496664, 502637, 544292, 952511, 993328, 1005274, 1088584, 1905022, 2010548, 2177168, 3518459, 3810044, 4021096, 7036918, 7620088, 8042192, 14073836, 15240176, 24629213, 28147672, 49258426, 56295344, 98516852, 172404491, 197033704, 344808982, 394067408, 689617964, 1379235928, 2758471856]

約数ペア:

[(1, 2758471856), (2, 1379235928), (4, 689617964), (7, 394067408), (8, 344808982), (14, 197033704), (16, 172404491), (28, 98516852), (49, 56295344), (56, 49258426), (98, 28147672), (112, 24629213), (181, 15240176), (196, 14073836), (343, 8042192), (362, 7620088), (392, 7036918), (686, 4021096), (724, 3810044), (784, 3518459), (1267, 2177168), (1372, 2010548), (1448, 1905022), (2534, 1088584), (2744, 1005274), (2777, 993328), (2896, 952511), (5068, 544292), (5488, 502637), (5554, 496664), (8869, 311024), (10136, 272146), (11108, 248332), (17738, 155512), (19439, 141904), (20272, 136073), (22216, 124166), (35476, 77756), (38878, 70952), (44432, 62083)]