201487621

素因数分解:

${\mathrm{17}}^2\times {\mathrm{29}}^2\times {\mathrm{829}}^1$

素因数の和:921

約数の個数: 18

約数和(自身を含む): 221939510

約数和(自身を除く): 20451889

約数列:

[1, 17, 29, 289, 493, 829, 841, 8381, 14093, 14297, 24041, 239581, 243049, 408697, 697189, 6947849, 11852213, 201487621]

約数ペア:

[(1, 201487621), (17, 11852213), (29, 6947849), (289, 697189), (493, 408697), (829, 243049), (841, 239581), (8381, 24041), (14093, 14297)]