128795859

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{277}}^1\times {\mathrm{1013}}^1$

素因数の和:1316

約数の個数: 32

約数和(自身を含む): 202962240

約数和(自身を除く): 74166381

約数列:

[1, 3, 9, 17, 27, 51, 153, 277, 459, 831, 1013, 2493, 3039, 4709, 7479, 9117, 14127, 17221, 27351, 42381, 51663, 127143, 154989, 280601, 464967, 841803, 2525409, 4770217, 7576227, 14310651, 42931953, 128795859]

約数ペア:

[(1, 128795859), (3, 42931953), (9, 14310651), (17, 7576227), (27, 4770217), (51, 2525409), (153, 841803), (277, 464967), (459, 280601), (831, 154989), (1013, 127143), (2493, 51663), (3039, 42381), (4709, 27351), (7479, 17221), (9117, 14127)]