2578989

素因数分解:

$3^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{967}}^1$

素因数の和:1104

約数の個数: 16

約数和(自身を含む): 3964928

約数和(自身を除く): 1385939

約数列:

[1, 3, 7, 21, 127, 381, 889, 967, 2667, 2901, 6769, 20307, 122809, 368427, 859663, 2578989]

約数ペア:

[(1, 2578989), (3, 859663), (7, 368427), (21, 122809), (127, 20307), (381, 6769), (889, 2901), (967, 2667)]