87836319

素因数分解:

$3^4\times {\mathrm{157}}^1\times {\mathrm{6907}}^1$

素因数の和:7076

約数の個数: 20

約数和(自身を含む): 132067144

約数和(自身を除く): 44230825

約数列:

[1, 3, 9, 27, 81, 157, 471, 1413, 4239, 6907, 12717, 20721, 62163, 186489, 559467, 1084399, 3253197, 9759591, 29278773, 87836319]

約数ペア:

[(1, 87836319), (3, 29278773), (9, 9759591), (27, 3253197), (81, 1084399), (157, 559467), (471, 186489), (1413, 62163), (4239, 20721), (6907, 12717)]