2721275

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{337}}^1$

素因数の和:383

約数の個数: 24

約数和(自身を含む): 3772080

約数和(自身を除く): 1050805

約数列:

[1, 5, 17, 19, 25, 85, 95, 323, 337, 425, 475, 1615, 1685, 5729, 6403, 8075, 8425, 28645, 32015, 108851, 143225, 160075, 544255, 2721275]

約数ペア:

[(1, 2721275), (5, 544255), (17, 160075), (19, 143225), (25, 108851), (85, 32015), (95, 28645), (323, 8425), (337, 8075), (425, 6403), (475, 5729), (1615, 1685)]