64377909

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{709}}^1$

素因数の和:799

約数の個数: 40

約数和(自身を含む): 103092000

約数和(自身を除く): 38714091

約数列:

[1, 3, 9, 19, 27, 57, 59, 81, 171, 177, 513, 531, 709, 1121, 1539, 1593, 2127, 3363, 4779, 6381, 10089, 13471, 19143, 30267, 40413, 41831, 57429, 90801, 121239, 125493, 363717, 376479, 794789, 1091151, 1129437, 2384367, 3388311, 7153101, 21459303, 64377909]

約数ペア:

[(1, 64377909), (3, 21459303), (9, 7153101), (19, 3388311), (27, 2384367), (57, 1129437), (59, 1091151), (81, 794789), (171, 376479), (177, 363717), (513, 125493), (531, 121239), (709, 90801), (1121, 57429), (1539, 41831), (1593, 40413), (2127, 30267), (3363, 19143), (4779, 13471), (6381, 10089)]