51504039

素因数分解:

$3^3\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{401}}^1$

素因数の和:548

約数の個数: 32

約数和(自身を含む): 78727680

約数和(自身を除く): 27223641

約数列:

[1, 3, 9, 27, 67, 71, 201, 213, 401, 603, 639, 1203, 1809, 1917, 3609, 4757, 10827, 14271, 26867, 28471, 42813, 80601, 85413, 128439, 241803, 256239, 725409, 768717, 1907557, 5722671, 17168013, 51504039]

約数ペア:

[(1, 51504039), (3, 17168013), (9, 5722671), (27, 1907557), (67, 768717), (71, 725409), (201, 256239), (213, 241803), (401, 128439), (603, 85413), (639, 80601), (1203, 42813), (1809, 28471), (1917, 26867), (3609, 14271), (4757, 10827)]