137857391

素因数分解:

$7^1\times {\mathrm{67}}^1\times {\mathrm{193}}^1\times {\mathrm{1523}}^1$

素因数の和:1790

約数の個数: 16

約数和(自身を含む): 160836864

約数和(自身を除く): 22979473

約数列:

[1, 7, 67, 193, 469, 1351, 1523, 10661, 12931, 90517, 102041, 293939, 714287, 2057573, 19693913, 137857391]

約数ペア:

[(1, 137857391), (7, 19693913), (67, 2057573), (193, 714287), (469, 293939), (1351, 102041), (1523, 90517), (10661, 12931)]