80590383

素因数分解:

$3^4\times {\mathrm{47}}^1\times {\mathrm{21169}}^1$

素因数の和:21228

約数の個数: 20

約数和(自身を含む): 122955360

約数和(自身を除く): 42364977

約数列:

[1, 3, 9, 27, 47, 81, 141, 423, 1269, 3807, 21169, 63507, 190521, 571563, 994943, 1714689, 2984829, 8954487, 26863461, 80590383]

約数ペア:

[(1, 80590383), (3, 26863461), (9, 8954487), (27, 2984829), (47, 1714689), (81, 994943), (141, 571563), (423, 190521), (1269, 63507), (3807, 21169)]