1920007773

素因数分解:

$3^3\times {\mathrm{71}}^1\times {\mathrm{1001569}}^1$

素因数の和:1001649

約数の個数: 16

約数和(自身を含む): 2884521600

約数和(自身を除く): 964513827

約数列:

[1, 3, 9, 27, 71, 213, 639, 1917, 1001569, 3004707, 9014121, 27042363, 71111399, 213334197, 640002591, 1920007773]

約数ペア:

[(1, 1920007773), (3, 640002591), (9, 213334197), (27, 71111399), (71, 27042363), (213, 9014121), (639, 3004707), (1917, 1001569)]