809217

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1$

素因数の和:110

約数の個数: 32

約数和(自身を含む): 1330560

約数和(自身を除く): 521343

約数列:

[1, 3, 9, 17, 27, 41, 43, 51, 123, 129, 153, 369, 387, 459, 697, 731, 1107, 1161, 1763, 2091, 2193, 5289, 6273, 6579, 15867, 18819, 19737, 29971, 47601, 89913, 269739, 809217]

約数ペア:

[(1, 809217), (3, 269739), (9, 89913), (17, 47601), (27, 29971), (41, 19737), (43, 18819), (51, 15867), (123, 6579), (129, 6273), (153, 5289), (369, 2193), (387, 2091), (459, 1763), (697, 1161), (731, 1107)]