15660141

素因数分解:

$3^1\times 7^1\times {\mathrm{251}}^1\times {\mathrm{2971}}^1$

素因数の和:3232

約数の個数: 16

約数和(自身を含む): 23966208

約数和(自身を除く): 8306067

約数列:

[1, 3, 7, 21, 251, 753, 1757, 2971, 5271, 8913, 20797, 62391, 745721, 2237163, 5220047, 15660141]

約数ペア:

[(1, 15660141), (3, 5220047), (7, 2237163), (21, 745721), (251, 62391), (753, 20797), (1757, 8913), (2971, 5271)]