2556550199

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{2309}}^1\times {\mathrm{2593}}^1$

素因数の和:4970

約数の個数: 16

約数和(自身を含む): 2972101440

約数和(自身を除く): 415551241

約数列:

[1, 7, 61, 427, 2309, 2593, 16163, 18151, 140849, 158173, 985943, 1107211, 5987237, 41910659, 365221457, 2556550199]

約数ペア:

[(1, 2556550199), (7, 365221457), (61, 41910659), (427, 5987237), (2309, 1107211), (2593, 985943), (16163, 158173), (18151, 140849)]