205995713

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{211}}^1\times {\mathrm{409}}^1$

素因数の和:669

約数の個数: 32

約数和(自身を含む): 267018240

約数和(自身を除く): 61022527

約数列:

[1, 7, 11, 31, 77, 211, 217, 341, 409, 1477, 2321, 2387, 2863, 4499, 6541, 12679, 16247, 31493, 45787, 71951, 86299, 88753, 139469, 503657, 604093, 949289, 976283, 2675269, 6645023, 18726883, 29427959, 205995713]

約数ペア:

[(1, 205995713), (7, 29427959), (11, 18726883), (31, 6645023), (77, 2675269), (211, 976283), (217, 949289), (341, 604093), (409, 503657), (1477, 139469), (2321, 88753), (2387, 86299), (2863, 71951), (4499, 45787), (6541, 31493), (12679, 16247)]