77705487

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{56431}}^1$

素因数の和:56460

約数の個数: 20

約数和(自身を含む): 122908896

約数和(自身を除く): 45203409

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 459, 1377, 56431, 169293, 507879, 959327, 1523637, 2877981, 4570911, 8633943, 25901829, 77705487]

約数ペア:

[(1, 77705487), (3, 25901829), (9, 8633943), (17, 4570911), (27, 2877981), (51, 1523637), (81, 959327), (153, 507879), (459, 169293), (1377, 56431)]