258603957

素因数分解:

$3^2\times {\mathrm{223}}^1\times {\mathrm{269}}^1\times {\mathrm{479}}^1$

素因数の和:977

約数の個数: 24

約数和(自身を含む): 377395200

約数和(自身を除く): 118791243

約数列:

[1, 3, 9, 223, 269, 479, 669, 807, 1437, 2007, 2421, 4311, 59987, 106817, 128851, 179961, 320451, 386553, 539883, 961353, 1159659, 28733773, 86201319, 258603957]

約数ペア:

[(1, 258603957), (3, 86201319), (9, 28733773), (223, 1159659), (269, 961353), (479, 539883), (669, 386553), (807, 320451), (1437, 179961), (2007, 128851), (2421, 106817), (4311, 59987)]