990641743

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{105691}}^1$

素因数の和:105814

約数の個数: 16

約数和(自身を含む): 1231100416

約数和(自身を除く): 240458673

約数列:

[1, 7, 13, 91, 103, 721, 1339, 9373, 105691, 739837, 1373983, 9617881, 10886173, 76203211, 141520249, 990641743]

約数ペア:

[(1, 990641743), (7, 141520249), (13, 76203211), (91, 10886173), (103, 9617881), (721, 1373983), (1339, 739837), (9373, 105691)]