200908431

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{145903}}^1$

素因数の和:145932

約数の個数: 20

約数和(自身を含む): 317778912

約数和(自身を除く): 116870481

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 459, 1377, 145903, 437709, 1313127, 2480351, 3939381, 7441053, 11818143, 22323159, 66969477, 200908431]

約数ペア:

[(1, 200908431), (3, 66969477), (9, 22323159), (17, 11818143), (27, 7441053), (51, 3939381), (81, 2480351), (153, 1313127), (459, 437709), (1377, 145903)]