239397985

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{12511}}^1$

素因数の和:12648

約数の個数: 16

約数和(自身を含む): 297285120

約数和(自身を除く): 57887135

約数列:

[1, 5, 43, 89, 215, 445, 3827, 12511, 19135, 62555, 537973, 1113479, 2689865, 5567395, 47879597, 239397985]

約数ペア:

[(1, 239397985), (5, 47879597), (43, 5567395), (89, 2689865), (215, 1113479), (445, 537973), (3827, 62555), (12511, 19135)]