28667885

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{2837}}^1$

素因数の和:2932

約数の個数: 16

約数和(自身を含む): 35963136

約数和(自身を除く): 7295251

約数列:

[1, 5, 43, 47, 215, 235, 2021, 2837, 10105, 14185, 121991, 133339, 609955, 666695, 5733577, 28667885]

約数ペア:

[(1, 28667885), (5, 5733577), (43, 666695), (47, 609955), (215, 133339), (235, 121991), (2021, 14185), (2837, 10105)]