153750003

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{211}}^1\times {\mathrm{311}}^1$

素因数の和:607

約数の個数: 32

約数和(自身を含む): 228593664

約数和(自身を除く): 74843661

約数列:

[1, 3, 11, 33, 71, 211, 213, 311, 633, 781, 933, 2321, 2343, 3421, 6963, 10263, 14981, 22081, 44943, 65621, 66243, 164791, 196863, 242891, 494373, 721831, 728673, 2165493, 4659091, 13977273, 51250001, 153750003]

約数ペア:

[(1, 153750003), (3, 51250001), (11, 13977273), (33, 4659091), (71, 2165493), (211, 728673), (213, 721831), (311, 494373), (633, 242891), (781, 196863), (933, 164791), (2321, 66243), (2343, 65621), (3421, 44943), (6963, 22081), (10263, 14981)]