72218169

素因数分解:

$3^3\times {\mathrm{127}}^1\times {\mathrm{21061}}^1$

素因数の和:21197

約数の個数: 16

約数和(自身を含む): 107837440

約数和(自身を除く): 35619271

約数列:

[1, 3, 9, 27, 127, 381, 1143, 3429, 21061, 63183, 189549, 568647, 2674747, 8024241, 24072723, 72218169]

約数ペア:

[(1, 72218169), (3, 24072723), (9, 8024241), (27, 2674747), (127, 568647), (381, 189549), (1143, 63183), (3429, 21061)]