2689994

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{1009}}^1$

素因数の和:1085

約数の個数: 16

約数和(自身を含む): 4266240

約数和(自身を除く): 1576246

約数列:

[1, 2, 31, 43, 62, 86, 1009, 1333, 2018, 2666, 31279, 43387, 62558, 86774, 1344997, 2689994]

約数ペア:

[(1, 2689994), (2, 1344997), (31, 86774), (43, 62558), (62, 43387), (86, 31279), (1009, 2666), (1333, 2018)]