28174959

素因数分解:

$3^4\times {\mathrm{53}}^1\times {\mathrm{6563}}^1$

素因数の和:6628

約数の個数: 20

約数和(自身を含む): 42889176

約数和(自身を除く): 14714217

約数列:

[1, 3, 9, 27, 53, 81, 159, 477, 1431, 4293, 6563, 19689, 59067, 177201, 347839, 531603, 1043517, 3130551, 9391653, 28174959]

約数ペア:

[(1, 28174959), (3, 9391653), (9, 3130551), (27, 1043517), (53, 531603), (81, 347839), (159, 177201), (477, 59067), (1431, 19689), (4293, 6563)]