820199391

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{76949}}^1$

素因数の和:76999

約数の個数: 32

約数和(自身を含む): 1329696000

約数和(自身を除く): 509496609

約数列:

[1, 3, 11, 17, 19, 33, 51, 57, 187, 209, 323, 561, 627, 969, 3553, 10659, 76949, 230847, 846439, 1308133, 1462031, 2539317, 3924399, 4386093, 14389463, 16082341, 24854527, 43168389, 48247023, 74563581, 273399797, 820199391]

約数ペア:

[(1, 820199391), (3, 273399797), (11, 74563581), (17, 48247023), (19, 43168389), (33, 24854527), (51, 16082341), (57, 14389463), (187, 4386093), (209, 3924399), (323, 2539317), (561, 1462031), (627, 1308133), (969, 846439), (3553, 230847), (10659, 76949)]