260065509

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{129193}}^1$

素因数の和:129268

約数の個数: 16

約数和(自身を含む): 384481344

約数和(自身を除く): 124415835

約数列:

[1, 3, 11, 33, 61, 183, 671, 2013, 129193, 387579, 1421123, 4263369, 7880773, 23642319, 86688503, 260065509]

約数ペア:

[(1, 260065509), (3, 86688503), (11, 23642319), (33, 7880773), (61, 4263369), (183, 1421123), (671, 387579), (2013, 129193)]