51188193

素因数分解:

$3^6\times 7^2\times {\mathrm{1433}}^1$

素因数の和:1465

約数の個数: 42

約数和(自身を含む): 89339634

約数和(自身を除く): 38151441

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 81, 147, 189, 243, 441, 567, 729, 1323, 1433, 1701, 3969, 4299, 5103, 10031, 11907, 12897, 30093, 35721, 38691, 70217, 90279, 116073, 210651, 270837, 348219, 631953, 812511, 1044657, 1895859, 2437533, 5687577, 7312599, 17062731, 51188193]

約数ペア:

[(1, 51188193), (3, 17062731), (7, 7312599), (9, 5687577), (21, 2437533), (27, 1895859), (49, 1044657), (63, 812511), (81, 631953), (147, 348219), (189, 270837), (243, 210651), (441, 116073), (567, 90279), (729, 70217), (1323, 38691), (1433, 35721), (1701, 30093), (3969, 12897), (4299, 11907), (5103, 10031)]