247780473

素因数分解:

$3^1\times {\mathrm{269}}^1\times {\mathrm{479}}^1\times {\mathrm{641}}^1$

素因数の和:1392

約数の個数: 16

約数和(自身を含む): 332812800

約数和(自身を除く): 85032327

約数列:

[1, 3, 269, 479, 641, 807, 1437, 1923, 128851, 172429, 307039, 386553, 517287, 921117, 82593491, 247780473]

約数ペア:

[(1, 247780473), (3, 82593491), (269, 921117), (479, 517287), (641, 386553), (807, 307039), (1437, 172429), (1923, 128851)]