16995881

素因数分解:

$7^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{751}}^1$

素因数の和:872

約数の個数: 16

約数和(自身を含む): 20141568

約数和(自身を除く): 3145687

約数列:

[1, 7, 53, 61, 371, 427, 751, 3233, 5257, 22631, 39803, 45811, 278621, 320677, 2427983, 16995881]

約数ペア:

[(1, 16995881), (7, 2427983), (53, 320677), (61, 278621), (371, 45811), (427, 39803), (751, 22631), (3233, 5257)]