23818509

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{199}}^1$

素因数の和:263

約数の個数: 64

約数和(自身を含む): 43008000

約数和(自身を除く): 19189491

約数列:

[1, 3, 9, 11, 13, 27, 31, 33, 39, 93, 99, 117, 143, 199, 279, 297, 341, 351, 403, 429, 597, 837, 1023, 1209, 1287, 1791, 2189, 2587, 3069, 3627, 3861, 4433, 5373, 6169, 6567, 7761, 9207, 10881, 13299, 18507, 19701, 23283, 28457, 39897, 55521, 59103, 67859, 69849, 80197, 85371, 119691, 166563, 203577, 240591, 256113, 610731, 721773, 768339, 882167, 1832193, 2165319, 2646501, 7939503, 23818509]

約数ペア:

[(1, 23818509), (3, 7939503), (9, 2646501), (11, 2165319), (13, 1832193), (27, 882167), (31, 768339), (33, 721773), (39, 610731), (93, 256113), (99, 240591), (117, 203577), (143, 166563), (199, 119691), (279, 85371), (297, 80197), (341, 69849), (351, 67859), (403, 59103), (429, 55521), (597, 39897), (837, 28457), (1023, 23283), (1209, 19701), (1287, 18507), (1791, 13299), (2189, 10881), (2587, 9207), (3069, 7761), (3627, 6567), (3861, 6169), (4433, 5373)]