259140959

素因数分解:

$7^3\times {\mathrm{11}}^1\times {\mathrm{68683}}^1$

素因数の和:68715

約数の個数: 16

約数和(自身を含む): 329683200

約数和(自身を除く): 70542241

約数列:

[1, 7, 11, 49, 77, 343, 539, 3773, 68683, 480781, 755513, 3365467, 5288591, 23558269, 37020137, 259140959]

約数ペア:

[(1, 259140959), (7, 37020137), (11, 23558269), (49, 5288591), (77, 3365467), (343, 755513), (539, 480781), (3773, 68683)]