28621545

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^2\times {\mathrm{3607}}^1$

素因数の和:3661

約数の個数: 24

約数和(自身を含む): 47885376

約数和(自身を除く): 19263831

約数列:

[1, 3, 5, 15, 23, 69, 115, 345, 529, 1587, 2645, 3607, 7935, 10821, 18035, 54105, 82961, 248883, 414805, 1244415, 1908103, 5724309, 9540515, 28621545]

約数ペア:

[(1, 28621545), (3, 9540515), (5, 5724309), (15, 1908103), (23, 1244415), (69, 414805), (115, 248883), (345, 82961), (529, 54105), (1587, 18035), (2645, 10821), (3607, 7935)]