55991547

素因数分解:

$3^3\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{1663}}^1$

素因数の和:1744

約数の個数: 32

約数和(自身を含む): 87859200

約数和(自身を除く): 31867653

約数列:

[1, 3, 9, 27, 29, 43, 87, 129, 261, 387, 783, 1161, 1247, 1663, 3741, 4989, 11223, 14967, 33669, 44901, 48227, 71509, 144681, 214527, 434043, 643581, 1302129, 1930743, 2073761, 6221283, 18663849, 55991547]

約数ペア:

[(1, 55991547), (3, 18663849), (9, 6221283), (27, 2073761), (29, 1930743), (43, 1302129), (87, 643581), (129, 434043), (261, 214527), (387, 144681), (783, 71509), (1161, 48227), (1247, 44901), (1663, 33669), (3741, 14967), (4989, 11223)]