2018790399

素因数分解:

$3^1\times {\mathrm{73}}^2\times {\mathrm{197}}^1\times {\mathrm{641}}^1$

素因数の和:987

約数の個数: 24

約数和(自身を含む): 2747230992

約数和(自身を除く): 728440593

約数列:

[1, 3, 73, 197, 219, 591, 641, 1923, 5329, 14381, 15987, 43143, 46793, 126277, 140379, 378831, 1049813, 3149439, 3415889, 9218221, 10247667, 27654663, 672930133, 2018790399]

約数ペア:

[(1, 2018790399), (3, 672930133), (73, 27654663), (197, 10247667), (219, 9218221), (591, 3415889), (641, 3149439), (1923, 1049813), (5329, 378831), (14381, 140379), (15987, 126277), (43143, 46793)]