28035801

素因数分解:

$3^4\times {\mathrm{89}}^1\times {\mathrm{3889}}^1$

素因数の和:3990

約数の個数: 20

約数和(自身を含む): 42362100

約数和(自身を除く): 14326299

約数列:

[1, 3, 9, 27, 81, 89, 267, 801, 2403, 3889, 7209, 11667, 35001, 105003, 315009, 346121, 1038363, 3115089, 9345267, 28035801]

約数ペア:

[(1, 28035801), (3, 9345267), (9, 3115089), (27, 1038363), (81, 346121), (89, 315009), (267, 105003), (801, 35001), (2403, 11667), (3889, 7209)]