28828575

素因数分解:

$3^3\times 5^2\times {\mathrm{42709}}^1$

素因数の和:42728

約数の個数: 24

約数和(自身を含む): 52960400

約数和(自身を除く): 24131825

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 135, 225, 675, 42709, 128127, 213545, 384381, 640635, 1067725, 1153143, 1921905, 3203175, 5765715, 9609525, 28828575]

約数ペア:

[(1, 28828575), (3, 9609525), (5, 5765715), (9, 3203175), (15, 1921905), (25, 1153143), (27, 1067725), (45, 640635), (75, 384381), (135, 213545), (225, 128127), (675, 42709)]