1557528

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{127}}^1$

素因数の和:216

約数の個数: 64

約数和(自身を含む): 4546560

約数和(自身を除く): 2989032

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 73, 84, 127, 146, 168, 219, 254, 292, 381, 438, 508, 511, 584, 762, 876, 889, 1016, 1022, 1524, 1533, 1752, 1778, 2044, 2667, 3048, 3066, 3556, 4088, 5334, 6132, 7112, 9271, 10668, 12264, 18542, 21336, 27813, 37084, 55626, 64897, 74168, 111252, 129794, 194691, 222504, 259588, 389382, 519176, 778764, 1557528]

約数ペア:

[(1, 1557528), (2, 778764), (3, 519176), (4, 389382), (6, 259588), (7, 222504), (8, 194691), (12, 129794), (14, 111252), (21, 74168), (24, 64897), (28, 55626), (42, 37084), (56, 27813), (73, 21336), (84, 18542), (127, 12264), (146, 10668), (168, 9271), (219, 7112), (254, 6132), (292, 5334), (381, 4088), (438, 3556), (508, 3066), (511, 3048), (584, 2667), (762, 2044), (876, 1778), (889, 1752), (1016, 1533), (1022, 1524)]