2889385

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{151}}^1$

素因数の和:288

約数の個数: 16

約数和(自身を含む): 3611520

約数和(自身を除く): 722135

約数列:

[1, 5, 43, 89, 151, 215, 445, 755, 3827, 6493, 13439, 19135, 32465, 67195, 577877, 2889385]

約数ペア:

[(1, 2889385), (5, 577877), (43, 67195), (89, 32465), (151, 19135), (215, 13439), (445, 6493), (755, 3827)]