2921149

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{643}}^1$

素因数の和:720

約数の個数: 16

約数和(自身を含む): 3709440

約数和(自身を除く): 788291

約数列:

[1, 7, 11, 59, 77, 413, 643, 649, 4501, 4543, 7073, 37937, 49511, 265559, 417307, 2921149]

約数ペア:

[(1, 2921149), (7, 417307), (11, 265559), (59, 49511), (77, 37937), (413, 7073), (643, 4543), (649, 4501)]