189098721

素因数分解:

$3^2\times 7^1\times {\mathrm{881}}^1\times {\mathrm{3407}}^1$

素因数の和:4301

約数の個数: 24

約数和(自身を含む): 312609024

約数和(自身を除く): 123510303

約数列:

[1, 3, 7, 9, 21, 63, 881, 2643, 3407, 6167, 7929, 10221, 18501, 23849, 30663, 55503, 71547, 214641, 3001567, 9004701, 21010969, 27014103, 63032907, 189098721]

約数ペア:

[(1, 189098721), (3, 63032907), (7, 27014103), (9, 21010969), (21, 9004701), (63, 3001567), (881, 214641), (2643, 71547), (3407, 55503), (6167, 30663), (7929, 23849), (10221, 18501)]