31901902

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{109}}^1\times {\mathrm{2399}}^1$

素因数の和:2571

約数の個数: 16

約数和(自身を含む): 49104000

約数和(自身を除く): 17202098

約数列:

[1, 2, 61, 109, 122, 218, 2399, 4798, 6649, 13298, 146339, 261491, 292678, 522982, 15950951, 31901902]

約数ペア:

[(1, 31901902), (2, 15950951), (61, 522982), (109, 292678), (122, 261491), (218, 146339), (2399, 13298), (4798, 6649)]