13040783

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{1381}}^1$

素因数の和:1478

約数の個数: 16

約数和(自身を含む): 15920640

約数和(自身を除く): 2879857

約数列:

[1, 7, 19, 71, 133, 497, 1349, 1381, 9443, 9667, 26239, 98051, 183673, 686357, 1862969, 13040783]

約数ペア:

[(1, 13040783), (7, 1862969), (19, 686357), (71, 183673), (133, 98051), (497, 26239), (1349, 9667), (1381, 9443)]