66821193

素因数分解:

$3^4\times {\mathrm{409}}^1\times {\mathrm{2017}}^1$

素因数の和:2438

約数の個数: 20

約数和(自身を含む): 100112980

約数和(自身を除く): 33291787

約数列:

[1, 3, 9, 27, 81, 409, 1227, 2017, 3681, 6051, 11043, 18153, 33129, 54459, 163377, 824953, 2474859, 7424577, 22273731, 66821193]

約数ペア:

[(1, 66821193), (3, 22273731), (9, 7424577), (27, 2474859), (81, 824953), (409, 163377), (1227, 54459), (2017, 33129), (3681, 18153), (6051, 11043)]