128902023

素因数分解:

$3^5\times {\mathrm{19}}^1\times {\mathrm{27919}}^1$

素因数の和:27953

約数の個数: 24

約数和(自身を含む): 203257600

約数和(自身を除く): 74355577

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 243, 513, 1539, 4617, 27919, 83757, 251271, 530461, 753813, 1591383, 2261439, 4774149, 6784317, 14322447, 42967341, 128902023]

約数ペア:

[(1, 128902023), (3, 42967341), (9, 14322447), (19, 6784317), (27, 4774149), (57, 2261439), (81, 1591383), (171, 753813), (243, 530461), (513, 251271), (1539, 83757), (4617, 27919)]