199446565

素因数分解:

$5^1\times {\mathrm{109}}^1\times {\mathrm{293}}^1\times {\mathrm{1249}}^1$

素因数の和:1656

約数の個数: 16

約数和(自身を含む): 242550000

約数和(自身を除く): 43103435

約数列:

[1, 5, 109, 293, 545, 1249, 1465, 6245, 31937, 136141, 159685, 365957, 680705, 1829785, 39889313, 199446565]

約数ペア:

[(1, 199446565), (5, 39889313), (109, 1829785), (293, 680705), (545, 365957), (1249, 159685), (1465, 136141), (6245, 31937)]