156720159

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{4423}}^1$

素因数の和:4587

約数の個数: 24

約数和(自身を含む): 235569152

約数和(自身を除く): 78848993

約数列:

[1, 3, 9, 31, 93, 127, 279, 381, 1143, 3937, 4423, 11811, 13269, 35433, 39807, 137113, 411339, 561721, 1234017, 1685163, 5055489, 17413351, 52240053, 156720159]

約数ペア:

[(1, 156720159), (3, 52240053), (9, 17413351), (31, 5055489), (93, 1685163), (127, 1234017), (279, 561721), (381, 411339), (1143, 137113), (3937, 39807), (4423, 35433), (11811, 13269)]