1662687

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{1579}}^1$

素因数の和:1604

約数の個数: 20

約数和(自身を含む): 2676520

約数和(自身を除く): 1013833

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 1053, 1579, 4737, 14211, 20527, 42633, 61581, 127899, 184743, 554229, 1662687]

約数ペア:

[(1, 1662687), (3, 554229), (9, 184743), (13, 127899), (27, 61581), (39, 42633), (81, 20527), (117, 14211), (351, 4737), (1053, 1579)]