2891827227

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{387281}}^1$

素因数の和:387434

約数の個数: 16

約数和(自身を含む): 4089697920

約数和(自身を除く): 1197870693

約数列:

[1, 3, 19, 57, 131, 393, 2489, 7467, 387281, 1161843, 7358339, 22075017, 50733811, 152201433, 963942409, 2891827227]

約数ペア:

[(1, 2891827227), (3, 963942409), (19, 152201433), (57, 50733811), (131, 22075017), (393, 7358339), (2489, 1161843), (7467, 387281)]