257280162

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{39667}}^1$

素因数の和:39742

約数の個数: 32

約数和(自身を含む): 548370432

約数和(自身を除く): 291090270

約数列:

[1, 2, 3, 6, 23, 46, 47, 69, 94, 138, 141, 282, 1081, 2162, 3243, 6486, 39667, 79334, 119001, 238002, 912341, 1824682, 1864349, 2737023, 3728698, 5474046, 5593047, 11186094, 42880027, 85760054, 128640081, 257280162]

約数ペア:

[(1, 257280162), (2, 128640081), (3, 85760054), (6, 42880027), (23, 11186094), (46, 5593047), (47, 5474046), (69, 3728698), (94, 2737023), (138, 1864349), (141, 1824682), (282, 912341), (1081, 238002), (2162, 119001), (3243, 79334), (6486, 39667)]