77840386

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{41}}^2\times {\mathrm{137}}^1$

素因数の和:247

約数の個数: 36

約数和(自身を含む): 130537926

約数和(自身を除く): 52697540

約数列:

[1, 2, 13, 26, 41, 82, 137, 169, 274, 338, 533, 1066, 1681, 1781, 3362, 3562, 5617, 6929, 11234, 13858, 21853, 23153, 43706, 46306, 73021, 146042, 230297, 284089, 460594, 568178, 949273, 1898546, 2993861, 5987722, 38920193, 77840386]

約数ペア:

[(1, 77840386), (2, 38920193), (13, 5987722), (26, 2993861), (41, 1898546), (82, 949273), (137, 568178), (169, 460594), (274, 284089), (338, 230297), (533, 146042), (1066, 73021), (1681, 46306), (1781, 43706), (3362, 23153), (3562, 21853), (5617, 13858), (6929, 11234)]