1398879

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{223}}^1$

素因数の和:287

約数の個数: 24

約数和(自身を含む): 2201472

約数和(自身を除く): 802593

約数列:

[1, 3, 9, 17, 41, 51, 123, 153, 223, 369, 669, 697, 2007, 2091, 3791, 6273, 9143, 11373, 27429, 34119, 82287, 155431, 466293, 1398879]

約数ペア:

[(1, 1398879), (3, 466293), (9, 155431), (17, 82287), (41, 34119), (51, 27429), (123, 11373), (153, 9143), (223, 6273), (369, 3791), (669, 2091), (697, 2007)]