289596554

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{557}}^1\times {\mathrm{19997}}^1$

素因数の和:20569

約数の個数: 16

約数和(自身を含む): 468673128

約数和(自身を除く): 179076574

約数列:

[1, 2, 13, 26, 557, 1114, 7241, 14482, 19997, 39994, 259961, 519922, 11138329, 22276658, 144798277, 289596554]

約数ペア:

[(1, 289596554), (2, 144798277), (13, 22276658), (26, 11138329), (557, 519922), (1114, 259961), (7241, 39994), (14482, 19997)]