28480869

素因数分解:

$3^3\times {\mathrm{71}}^1\times {\mathrm{83}}^1\times {\mathrm{179}}^1$

素因数の和:342

約数の個数: 32

約数和(自身を含む): 43545600

約数和(自身を除く): 15064731

約数列:

[1, 3, 9, 27, 71, 83, 179, 213, 249, 537, 639, 747, 1611, 1917, 2241, 4833, 5893, 12709, 14857, 17679, 38127, 44571, 53037, 114381, 133713, 159111, 343143, 401139, 1054847, 3164541, 9493623, 28480869]

約数ペア:

[(1, 28480869), (3, 9493623), (9, 3164541), (27, 1054847), (71, 401139), (83, 343143), (179, 159111), (213, 133713), (249, 114381), (537, 53037), (639, 44571), (747, 38127), (1611, 17679), (1917, 14857), (2241, 12709), (4833, 5893)]