51142239

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{1663}}^1$

素因数の和:1756

約数の個数: 32

約数和(自身を含む): 81469440

約数和(自身を除く): 30327201

約数列:

[1, 3, 9, 17, 27, 51, 67, 153, 201, 459, 603, 1139, 1663, 1809, 3417, 4989, 10251, 14967, 28271, 30753, 44901, 84813, 111421, 254439, 334263, 763317, 1002789, 1894157, 3008367, 5682471, 17047413, 51142239]

約数ペア:

[(1, 51142239), (3, 17047413), (9, 5682471), (17, 3008367), (27, 1894157), (51, 1002789), (67, 763317), (153, 334263), (201, 254439), (459, 111421), (603, 84813), (1139, 44901), (1663, 30753), (1809, 28271), (3417, 14967), (4989, 10251)]