13805397

素因数分解:

$3^4\times {\mathrm{41}}^1\times {\mathrm{4157}}^1$

素因数の和:4210

約数の個数: 20

約数和(自身を含む): 21130956

約数和(自身を除く): 7325559

約数列:

[1, 3, 9, 27, 41, 81, 123, 369, 1107, 3321, 4157, 12471, 37413, 112239, 170437, 336717, 511311, 1533933, 4601799, 13805397]

約数ペア:

[(1, 13805397), (3, 4601799), (9, 1533933), (27, 511311), (41, 336717), (81, 170437), (123, 112239), (369, 37413), (1107, 12471), (3321, 4157)]