218971566

素因数分解:

$2^1\times 3^3\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{8573}}^1$

素因数の和:8638

約数の個数: 64

約数和(自身を含む): 543248640

約数和(自身を除く): 324277074

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 27, 33, 43, 54, 66, 86, 99, 129, 198, 258, 297, 387, 473, 594, 774, 946, 1161, 1419, 2322, 2838, 4257, 8514, 8573, 12771, 17146, 25542, 25719, 51438, 77157, 94303, 154314, 188606, 231471, 282909, 368639, 462942, 565818, 737278, 848727, 1105917, 1697454, 2211834, 2546181, 3317751, 4055029, 5092362, 6635502, 8110058, 9953253, 12165087, 19906506, 24330174, 36495261, 72990522, 109485783, 218971566]

約数ペア:

[(1, 218971566), (2, 109485783), (3, 72990522), (6, 36495261), (9, 24330174), (11, 19906506), (18, 12165087), (22, 9953253), (27, 8110058), (33, 6635502), (43, 5092362), (54, 4055029), (66, 3317751), (86, 2546181), (99, 2211834), (129, 1697454), (198, 1105917), (258, 848727), (297, 737278), (387, 565818), (473, 462942), (594, 368639), (774, 282909), (946, 231471), (1161, 188606), (1419, 154314), (2322, 94303), (2838, 77157), (4257, 51438), (8514, 25719), (8573, 25542), (12771, 17146)]