2005128313

素因数分解:

${\mathrm{43}}^1\times {\mathrm{131}}^1\times {\mathrm{149}}^1\times {\mathrm{2389}}^1$

素因数の和:2712

約数の個数: 16

約数和(自身を含む): 2082168000

約数和(自身を除く): 77039687

約数列:

[1, 43, 131, 149, 2389, 5633, 6407, 19519, 102727, 312959, 355961, 839317, 13457237, 15306323, 46630891, 2005128313]

約数ペア:

[(1, 2005128313), (43, 46630891), (131, 15306323), (149, 13457237), (2389, 839317), (5633, 355961), (6407, 312959), (19519, 102727)]