9870215.00000000

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{181}}^1$

素因数の和:299

約数の個数: 32

約数和(自身を含む): 30191616

約数和(自身を除く): 8280661

約数列:

[1, 5, 11, 31, 55, 71, 155, 181, 341, 355, 781, 905, 1705, 1991, 2201, 3905, 5611, 9955, 11005, 12851, 24211, 28055, 61721, 64255, 121055, 141361, 308605, 398381, 706805, 1991905, 4382191, 21910955]

約数ペア:

[(1, 21910955), (5, 4382191), (11, 1991905), (31, 706805), (55, 398381), (71, 308605), (155, 141361), (181, 121055), (341, 64255), (355, 61721), (781, 28055), (905, 24211), (1705, 12851), (1991, 11005), (2201, 9955), (3905, 5611)]