6438039.00000000

素因数分解:

$3^6\times {\mathrm{257}}^1\times {\mathrm{281}}^1$

素因数の和:556

約数の個数: 28

約数和(自身を含む): 79522308

約数和(自身を除く): 26876115

約数列:

[1, 3, 9, 27, 81, 243, 257, 281, 729, 771, 843, 2313, 2529, 6939, 7587, 20817, 22761, 62451, 68283, 72217, 187353, 204849, 216651, 649953, 1949859, 5849577, 17548731, 52646193]

約数ペア:

[(1, 52646193), (3, 17548731), (9, 5849577), (27, 1949859), (81, 649953), (243, 216651), (257, 204849), (281, 187353), (729, 72217), (771, 68283), (843, 62451), (2313, 22761), (2529, 20817), (6939, 7587)]