209562705

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{181}}^1\times {\mathrm{2339}}^1$

素因数の和:2542

約数の個数: 48

約数和(自身を含む): 398623680

約数和(自身を除く): 189060975

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 99, 165, 181, 495, 543, 905, 1629, 1991, 2339, 2715, 5973, 7017, 8145, 9955, 11695, 17919, 21051, 25729, 29865, 35085, 77187, 89595, 105255, 128645, 231561, 385935, 423359, 1157805, 1270077, 2116795, 3810231, 4656949, 6350385, 13970847, 19051155, 23284745, 41912541, 69854235, 209562705]

約数ペア:

[(1, 209562705), (3, 69854235), (5, 41912541), (9, 23284745), (11, 19051155), (15, 13970847), (33, 6350385), (45, 4656949), (55, 3810231), (99, 2116795), (165, 1270077), (181, 1157805), (495, 423359), (543, 385935), (905, 231561), (1629, 128645), (1991, 105255), (2339, 89595), (2715, 77187), (5973, 35085), (7017, 29865), (8145, 25729), (9955, 21051), (11695, 17919)]