208068993

素因数分解:

$3^9\times {\mathrm{11}}^1\times {\mathrm{31}}^2$

素因数の和:100

約数の個数: 60

約数和(自身を含む): 351807984

約数和(自身を除く): 143738991

約数列:

[1, 3, 9, 11, 27, 31, 33, 81, 93, 99, 243, 279, 297, 341, 729, 837, 891, 961, 1023, 2187, 2511, 2673, 2883, 3069, 6561, 7533, 8019, 8649, 9207, 10571, 19683, 22599, 24057, 25947, 27621, 31713, 67797, 72171, 77841, 82863, 95139, 203391, 216513, 233523, 248589, 285417, 610173, 700569, 745767, 856251, 2101707, 2237301, 2568753, 6305121, 6711903, 7706259, 18915363, 23118777, 69356331, 208068993]

約数ペア:

[(1, 208068993), (3, 69356331), (9, 23118777), (11, 18915363), (27, 7706259), (31, 6711903), (33, 6305121), (81, 2568753), (93, 2237301), (99, 2101707), (243, 856251), (279, 745767), (297, 700569), (341, 610173), (729, 285417), (837, 248589), (891, 233523), (961, 216513), (1023, 203391), (2187, 95139), (2511, 82863), (2673, 77841), (2883, 72171), (3069, 67797), (6561, 31713), (7533, 27621), (8019, 25947), (8649, 24057), (9207, 22599), (10571, 19683)]