81137337

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{307}}^1\times {\mathrm{2381}}^1$

素因数の和:2728

約数の個数: 16

約数和(自身を含む): 111515712

約数和(自身を除く): 30378375

約数列:

[1, 3, 37, 111, 307, 921, 2381, 7143, 11359, 34077, 88097, 264291, 730967, 2192901, 27045779, 81137337]

約数ペア:

[(1, 81137337), (3, 27045779), (37, 2192901), (111, 730967), (307, 264291), (921, 88097), (2381, 34077), (7143, 11359)]