2781856

素因数分解:

$2^5\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1129}}^1$

素因数の和:1157

約数の個数: 48

約数和(自身を含む): 6834240

約数和(自身を除く): 4052384

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 56, 77, 88, 112, 154, 176, 224, 308, 352, 616, 1129, 1232, 2258, 2464, 4516, 7903, 9032, 12419, 15806, 18064, 24838, 31612, 36128, 49676, 63224, 86933, 99352, 126448, 173866, 198704, 252896, 347732, 397408, 695464, 1390928, 2781856]

約数ペア:

[(1, 2781856), (2, 1390928), (4, 695464), (7, 397408), (8, 347732), (11, 252896), (14, 198704), (16, 173866), (22, 126448), (28, 99352), (32, 86933), (44, 63224), (56, 49676), (77, 36128), (88, 31612), (112, 24838), (154, 18064), (176, 15806), (224, 12419), (308, 9032), (352, 7903), (616, 4516), (1129, 2464), (1232, 2258)]