1640470183

素因数分解:

${\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{149}}^1\times {\mathrm{389}}^1$

素因数の和:663

約数の個数: 32

約数和(自身を含む): 1886976000

約数和(自身を除く): 246505817

約数列:

[1, 11, 31, 83, 149, 341, 389, 913, 1639, 2573, 4279, 4619, 12059, 12367, 28303, 32287, 50809, 57961, 132649, 136037, 355157, 383377, 637571, 1000897, 1796791, 4217147, 4810763, 11009867, 19764701, 52918393, 149133653, 1640470183]

約数ペア:

[(1, 1640470183), (11, 149133653), (31, 52918393), (83, 19764701), (149, 11009867), (341, 4810763), (389, 4217147), (913, 1796791), (1639, 1000897), (2573, 637571), (4279, 383377), (4619, 355157), (12059, 136037), (12367, 132649), (28303, 57961), (32287, 50809)]