2680771821

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{1402811}}^1$

素因数の和:1402841

約数の個数: 24

約数和(自身を含む): 4477775904

約数和(自身を除く): 1797004083

約数列:

[1, 3, 7, 13, 21, 39, 49, 91, 147, 273, 637, 1911, 1402811, 4208433, 9819677, 18236543, 29459031, 54709629, 68737739, 127655801, 206213217, 382967403, 893590607, 2680771821]

約数ペア:

[(1, 2680771821), (3, 893590607), (7, 382967403), (13, 206213217), (21, 127655801), (39, 68737739), (49, 54709629), (91, 29459031), (147, 18236543), (273, 9819677), (637, 4208433), (1911, 1402811)]