304890685

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{163}}^1\times {\mathrm{479}}^1$

素因数の和:729

約数の個数: 32

約数和(自身を含む): 408084480

約数和(自身を除く): 103193795

約数列:

[1, 5, 11, 55, 71, 163, 355, 479, 781, 815, 1793, 2395, 3905, 5269, 8965, 11573, 26345, 34009, 57865, 78077, 127303, 170045, 374099, 390385, 636515, 858847, 1870495, 4294235, 5543467, 27717335, 60978137, 304890685]

約数ペア:

[(1, 304890685), (5, 60978137), (11, 27717335), (55, 5543467), (71, 4294235), (163, 1870495), (355, 858847), (479, 636515), (781, 390385), (815, 374099), (1793, 170045), (2395, 127303), (3905, 78077), (5269, 57865), (8965, 34009), (11573, 26345)]