16980005

素因数分解:

$5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{6833}}^1$

素因数の和:6916

約数の個数: 16

約数和(自身を含む): 23618304

約数和(自身を除く): 6638299

約数列:

[1, 5, 7, 35, 71, 355, 497, 2485, 6833, 34165, 47831, 239155, 485143, 2425715, 3396001, 16980005]

約数ペア:

[(1, 16980005), (5, 3396001), (7, 2425715), (35, 485143), (71, 239155), (355, 47831), (497, 34165), (2485, 6833)]