38966473

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{727}}^1$

素因数の和:797

約数の個数: 32

約数和(自身を含む): 52183040

約数和(自身を除く): 13216567

約数列:

[1, 7, 13, 19, 31, 91, 133, 217, 247, 403, 589, 727, 1729, 2821, 4123, 5089, 7657, 9451, 13813, 22537, 53599, 66157, 96691, 157759, 179569, 292981, 428203, 1256983, 2050867, 2997421, 5566639, 38966473]

約数ペア:

[(1, 38966473), (7, 5566639), (13, 2997421), (19, 2050867), (31, 1256983), (91, 428203), (133, 292981), (217, 179569), (247, 157759), (403, 96691), (589, 66157), (727, 53599), (1729, 22537), (2821, 13813), (4123, 9451), (5089, 7657)]