2056257

素因数分解:

$3^2\times 7^1\times {\mathrm{127}}^1\times {\mathrm{257}}^1$

素因数の和:397

約数の個数: 24

約数和(自身を含む): 3434496

約数和(自身を除く): 1378239

約数列:

[1, 3, 7, 9, 21, 63, 127, 257, 381, 771, 889, 1143, 1799, 2313, 2667, 5397, 8001, 16191, 32639, 97917, 228473, 293751, 685419, 2056257]

約数ペア:

[(1, 2056257), (3, 685419), (7, 293751), (9, 228473), (21, 97917), (63, 32639), (127, 16191), (257, 8001), (381, 5397), (771, 2667), (889, 2313), (1143, 1799)]