39951171

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{2647}}^1$

素因数の和:2712

約数の個数: 32

約数和(自身を含む): 65246720

約数和(自身を除く): 25295549

約数列:

[1, 3, 9, 13, 27, 39, 43, 117, 129, 351, 387, 559, 1161, 1677, 2647, 5031, 7941, 15093, 23823, 34411, 71469, 103233, 113821, 309699, 341463, 929097, 1024389, 1479673, 3073167, 4439019, 13317057, 39951171]

約数ペア:

[(1, 39951171), (3, 13317057), (9, 4439019), (13, 3073167), (27, 1479673), (39, 1024389), (43, 929097), (117, 341463), (129, 309699), (351, 113821), (387, 103233), (559, 71469), (1161, 34411), (1677, 23823), (2647, 15093), (5031, 7941)]