16688987

素因数分解:

$7^1\times {\mathrm{79}}^1\times {\mathrm{103}}^1\times {\mathrm{293}}^1$

素因数の和:482

約数の個数: 16

約数和(自身を含む): 19568640

約数和(自身を除く): 2879653

約数列:

[1, 7, 79, 103, 293, 553, 721, 2051, 8137, 23147, 30179, 56959, 162029, 211253, 2384141, 16688987]

約数ペア:

[(1, 16688987), (7, 2384141), (79, 211253), (103, 162029), (293, 56959), (553, 30179), (721, 23147), (2051, 8137)]