28658795

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{179}}^1$

素因数の和:307

約数の個数: 32

約数和(自身を含む): 39191040

約数和(自身を除く): 10532245

約数列:

[1, 5, 11, 41, 55, 71, 179, 205, 355, 451, 781, 895, 1969, 2255, 2911, 3905, 7339, 9845, 12709, 14555, 32021, 36695, 63545, 80729, 139799, 160105, 403645, 521069, 698995, 2605345, 5731759, 28658795]

約数ペア:

[(1, 28658795), (5, 5731759), (11, 2605345), (41, 698995), (55, 521069), (71, 403645), (179, 160105), (205, 139799), (355, 80729), (451, 63545), (781, 36695), (895, 32021), (1969, 14555), (2255, 12709), (2911, 9845), (3905, 7339)]