197561903

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{41}}^1\times {\mathrm{5689}}^1$

素因数の和:5759

約数の個数: 24

約数和(自身を含む): 254274720

約数和(自身を除く): 56712817

約数列:

[1, 7, 11, 41, 77, 121, 287, 451, 847, 3157, 4961, 5689, 34727, 39823, 62579, 233249, 438053, 688369, 1632743, 2565739, 4818583, 17960173, 28223129, 197561903]

約数ペア:

[(1, 197561903), (7, 28223129), (11, 17960173), (41, 4818583), (77, 2565739), (121, 1632743), (287, 688369), (451, 438053), (847, 233249), (3157, 62579), (4961, 39823), (5689, 34727)]