31231232

素因数分解:

$2^8\times {\mathrm{121997}}^1$

素因数の和:122013

約数の個数: 18

約数和(自身を含む): 62340978

約数和(自身を除く): 31109746

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 121997, 243994, 487988, 975976, 1951952, 3903904, 7807808, 15615616, 31231232]

約数ペア:

[(1, 31231232), (2, 15615616), (4, 7807808), (8, 3903904), (16, 1951952), (32, 975976), (64, 487988), (128, 243994), (256, 121997)]