28031553

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{2749}}^1$

素因数の和:2869

約数の個数: 24

約数和(自身を含む): 44616000

約数和(自身を除く): 16584447

約数列:

[1, 3, 9, 11, 33, 99, 103, 309, 927, 1133, 2749, 3399, 8247, 10197, 24741, 30239, 90717, 272151, 283147, 849441, 2548323, 3114617, 9343851, 28031553]

約数ペア:

[(1, 28031553), (3, 9343851), (9, 3114617), (11, 2548323), (33, 849441), (99, 283147), (103, 272151), (309, 90717), (927, 30239), (1133, 24741), (2749, 10197), (3399, 8247)]