164232687879

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{19770397}}^1$

素因数の和:19770487

約数の個数: 24

約数和(自身を含む): 259071295392

約数和(自身を除く): 94838607513

約数列:

[1, 3, 9, 13, 39, 71, 117, 213, 639, 923, 2769, 8307, 19770397, 59311191, 177933573, 257015161, 771045483, 1403698187, 2313136449, 4211094561, 12633283683, 18248076431, 54744229293, 164232687879]

約数ペア:

[(1, 164232687879), (3, 54744229293), (9, 18248076431), (13, 12633283683), (39, 4211094561), (71, 2313136449), (117, 1403698187), (213, 771045483), (639, 257015161), (923, 177933573), (2769, 59311191), (8307, 19770397)]