2688893577

素因数分解:

$3^4\times {\mathrm{307}}^1\times {\mathrm{108131}}^1$

素因数の和:108450

約数の個数: 20

約数和(自身を含む): 4029863376

約数和(自身を除く): 1340969799

約数列:

[1, 3, 9, 27, 81, 307, 921, 2763, 8289, 24867, 108131, 324393, 973179, 2919537, 8758611, 33196217, 99588651, 298765953, 896297859, 2688893577]

約数ペア:

[(1, 2688893577), (3, 896297859), (9, 298765953), (27, 99588651), (81, 33196217), (307, 8758611), (921, 2919537), (2763, 973179), (8289, 324393), (24867, 108131)]