201521331

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{29501}}^1$

素因数の和:29544

約数の個数: 32

約数和(自身を含む): 339863040

約数和(自身を除く): 138341709

約数列:

[1, 3, 9, 11, 23, 27, 33, 69, 99, 207, 253, 297, 621, 759, 2277, 6831, 29501, 88503, 265509, 324511, 678523, 796527, 973533, 2035569, 2920599, 6106707, 7463753, 8761797, 18320121, 22391259, 67173777, 201521331]

約数ペア:

[(1, 201521331), (3, 67173777), (9, 22391259), (11, 18320121), (23, 8761797), (27, 7463753), (33, 6106707), (69, 2920599), (99, 2035569), (207, 973533), (253, 796527), (297, 678523), (621, 324511), (759, 265509), (2277, 88503), (6831, 29501)]