1890499473

素因数分解:

$3^3\times {\mathrm{29}}^1\times {\mathrm{191}}^1\times {\mathrm{12641}}^1$

素因数の和:12870

約数の個数: 32

約数和(自身を含む): 2912716800

約数和(自身を除く): 1022217327

約数列:

[1, 3, 9, 27, 29, 87, 191, 261, 573, 783, 1719, 5157, 5539, 12641, 16617, 37923, 49851, 113769, 149553, 341307, 366589, 1099767, 2414431, 3299301, 7243293, 9897903, 21729879, 65189637, 70018499, 210055497, 630166491, 1890499473]

約数ペア:

[(1, 1890499473), (3, 630166491), (9, 210055497), (27, 70018499), (29, 65189637), (87, 21729879), (191, 9897903), (261, 7243293), (573, 3299301), (783, 2414431), (1719, 1099767), (5157, 366589), (5539, 341307), (12641, 149553), (16617, 113769), (37923, 49851)]