197257266

素因数分解:

$2^1\times 3^2\times {\mathrm{257}}^1\times {\mathrm{42641}}^1$

素因数の和:42906

約数の個数: 24

約数和(自身を含む): 429063804

約数和(自身を除く): 231806538

約数列:

[1, 2, 3, 6, 9, 18, 257, 514, 771, 1542, 2313, 4626, 42641, 85282, 127923, 255846, 383769, 767538, 10958737, 21917474, 32876211, 65752422, 98628633, 197257266]

約数ペア:

[(1, 197257266), (2, 98628633), (3, 65752422), (6, 32876211), (9, 21917474), (18, 10958737), (257, 767538), (514, 383769), (771, 255846), (1542, 127923), (2313, 85282), (4626, 42641)]