13761489

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{21139}}^1$

素因数の和:21180

約数の個数: 16

約数和(自身を含む): 21647360

約数和(自身を除く): 7885871

約数列:

[1, 3, 7, 21, 31, 93, 217, 651, 21139, 63417, 147973, 443919, 655309, 1965927, 4587163, 13761489]

約数ペア:

[(1, 13761489), (3, 4587163), (7, 1965927), (21, 655309), (31, 443919), (93, 147973), (217, 63417), (651, 21139)]