27900925

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{293}}^2$

素因数の和:609

約数の個数: 18

約数和(自身を含む): 37386062

約数和(自身を除く): 9485137

約数列:

[1, 5, 13, 25, 65, 293, 325, 1465, 3809, 7325, 19045, 85849, 95225, 429245, 1116037, 2146225, 5580185, 27900925]

約数ペア:

[(1, 27900925), (5, 5580185), (13, 2146225), (25, 1116037), (65, 429245), (293, 95225), (325, 85849), (1465, 19045), (3809, 7325)]