27420201

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{19913}}^1$

素因数の和:19942

約数の個数: 20

約数和(自身を含む): 43372692

約数和(自身を除く): 15952491

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 459, 1377, 19913, 59739, 179217, 338521, 537651, 1015563, 1612953, 3046689, 9140067, 27420201]

約数ペア:

[(1, 27420201), (3, 9140067), (9, 3046689), (17, 1612953), (27, 1015563), (51, 537651), (81, 338521), (153, 179217), (459, 59739), (1377, 19913)]