200515581

素因数分解:

$3^5\times 7^1\times {\mathrm{117881}}^1$

素因数の和:117903

約数の個数: 24

約数和(自身を含む): 343272384

約数和(自身を除く): 142756803

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 243, 567, 1701, 117881, 353643, 825167, 1060929, 2475501, 3182787, 7426503, 9548361, 22279509, 28645083, 66838527, 200515581]

約数ペア:

[(1, 200515581), (3, 66838527), (7, 28645083), (9, 22279509), (21, 9548361), (27, 7426503), (63, 3182787), (81, 2475501), (189, 1060929), (243, 825167), (567, 353643), (1701, 117881)]