280838449

素因数分解:

${\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{293}}^1\times {\mathrm{827}}^1$

素因数の和:1200

約数の個数: 16

約数和(自身を含む): 301855680

約数和(自身を除く): 21017231

約数列:

[1, 19, 61, 293, 827, 1159, 5567, 15713, 17873, 50447, 242311, 339587, 958493, 4603909, 14780971, 280838449]

約数ペア:

[(1, 280838449), (19, 14780971), (61, 4603909), (293, 958493), (827, 339587), (1159, 242311), (5567, 50447), (15713, 17873)]