51377355

素因数分解:

$3^3\times 5^1\times {\mathrm{431}}^1\times {\mathrm{883}}^1$

素因数の和:1328

約数の個数: 32

約数和(自身を含む): 91653120

約数和(自身を除く): 40275765

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 431, 883, 1293, 2155, 2649, 3879, 4415, 6465, 7947, 11637, 13245, 19395, 23841, 39735, 58185, 119205, 380573, 1141719, 1902865, 3425157, 5708595, 10275471, 17125785, 51377355]

約数ペア:

[(1, 51377355), (3, 17125785), (5, 10275471), (9, 5708595), (15, 3425157), (27, 1902865), (45, 1141719), (135, 380573), (431, 119205), (883, 58185), (1293, 39735), (2155, 23841), (2649, 19395), (3879, 13245), (4415, 11637), (6465, 7947)]