28163385

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{27211}}^1$

素因数の和:27245

約数の個数: 24

約数和(自身を含む): 50940864

約数和(自身を除く): 22777479

約数列:

[1, 3, 5, 9, 15, 23, 45, 69, 115, 207, 345, 1035, 27211, 81633, 136055, 244899, 408165, 625853, 1224495, 1877559, 3129265, 5632677, 9387795, 28163385]

約数ペア:

[(1, 28163385), (3, 9387795), (5, 5632677), (9, 3129265), (15, 1877559), (23, 1224495), (45, 625853), (69, 408165), (115, 244899), (207, 136055), (345, 81633), (1035, 27211)]