220565279

素因数分解:

${\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{7793}}^1$

素因数の和:7918

約数の個数: 16

約数和(自身を含む): 251403264

約数和(自身を除く): 30837985

約数列:

[1, 11, 31, 83, 341, 913, 2573, 7793, 28303, 85723, 241583, 646819, 2657413, 7115009, 20051389, 220565279]

約数ペア:

[(1, 220565279), (11, 20051389), (31, 7115009), (83, 2657413), (341, 646819), (913, 241583), (2573, 85723), (7793, 28303)]