805109211

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{991}}^1\times {\mathrm{4751}}^1$

素因数の和:5767

約数の個数: 24

約数和(自身を含む): 1225635840

約数和(自身を除く): 420526629

約数列:

[1, 3, 9, 19, 57, 171, 991, 2973, 4751, 8919, 14253, 18829, 42759, 56487, 90269, 169461, 270807, 812421, 4708241, 14124723, 42374169, 89456579, 268369737, 805109211]

約数ペア:

[(1, 805109211), (3, 268369737), (9, 89456579), (19, 42374169), (57, 14124723), (171, 4708241), (991, 812421), (2973, 270807), (4751, 169461), (8919, 90269), (14253, 56487), (18829, 42759)]