163939721

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{439}}^1\times {\mathrm{1997}}^1$

素因数の和:2464

約数の個数: 16

約数和(自身を含む): 189889920

約数和(自身を除く): 25950199

約数列:

[1, 11, 17, 187, 439, 1997, 4829, 7463, 21967, 33949, 82093, 373439, 876683, 9643513, 14903611, 163939721]

約数ペア:

[(1, 163939721), (11, 14903611), (17, 9643513), (187, 876683), (439, 373439), (1997, 82093), (4829, 33949), (7463, 21967)]