205767207

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{631}}^1\times {\mathrm{1907}}^1$

素因数の和:2563

約数の個数: 24

約数和(自身を含む): 313522560

約数和(自身を除く): 107755353

約数列:

[1, 3, 9, 19, 57, 171, 631, 1893, 1907, 5679, 5721, 11989, 17163, 35967, 36233, 107901, 108699, 326097, 1203317, 3609951, 10829853, 22863023, 68589069, 205767207]

約数ペア:

[(1, 205767207), (3, 68589069), (9, 22863023), (19, 10829853), (57, 3609951), (171, 1203317), (631, 326097), (1893, 108699), (1907, 107901), (5679, 36233), (5721, 35967), (11989, 17163)]