2730378

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{251}}^1$

素因数の和:307

約数の個数: 48

約数和(自身を含む): 6549984

約数和(自身を除く): 3819606

約数列:

[1, 2, 3, 6, 7, 14, 21, 37, 42, 49, 74, 98, 111, 147, 222, 251, 259, 294, 502, 518, 753, 777, 1506, 1554, 1757, 1813, 3514, 3626, 5271, 5439, 9287, 10542, 10878, 12299, 18574, 24598, 27861, 36897, 55722, 65009, 73794, 130018, 195027, 390054, 455063, 910126, 1365189, 2730378]

約数ペア:

[(1, 2730378), (2, 1365189), (3, 910126), (6, 455063), (7, 390054), (14, 195027), (21, 130018), (37, 73794), (42, 65009), (49, 55722), (74, 36897), (98, 27861), (111, 24598), (147, 18574), (222, 12299), (251, 10878), (259, 10542), (294, 9287), (502, 5439), (518, 5271), (753, 3626), (777, 3514), (1506, 1813), (1554, 1757)]