17966961

素因数分解:

$3^3\times {\mathrm{409}}^1\times {\mathrm{1627}}^1$

素因数の和:2045

約数の個数: 16

約数和(自身を含む): 26699200

約数和(自身を除く): 8732239

約数列:

[1, 3, 9, 27, 409, 1227, 1627, 3681, 4881, 11043, 14643, 43929, 665443, 1996329, 5988987, 17966961]

約数ペア:

[(1, 17966961), (3, 5988987), (9, 1996329), (27, 665443), (409, 43929), (1227, 14643), (1627, 11043), (3681, 4881)]