28029573

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{751}}^1$

素因数の和:810

約数の個数: 48

約数和(自身を含む): 49271040

約数和(自身を除く): 21241467

約数列:

[1, 3, 9, 11, 13, 29, 33, 39, 87, 99, 117, 143, 261, 319, 377, 429, 751, 957, 1131, 1287, 2253, 2871, 3393, 4147, 6759, 8261, 9763, 12441, 21779, 24783, 29289, 37323, 65337, 74349, 87867, 107393, 196011, 239569, 283127, 322179, 718707, 849381, 966537, 2156121, 2548143, 3114397, 9343191, 28029573]

約数ペア:

[(1, 28029573), (3, 9343191), (9, 3114397), (11, 2548143), (13, 2156121), (29, 966537), (33, 849381), (39, 718707), (87, 322179), (99, 283127), (117, 239569), (143, 196011), (261, 107393), (319, 87867), (377, 74349), (429, 65337), (751, 37323), (957, 29289), (1131, 24783), (1287, 21779), (2253, 12441), (2871, 9763), (3393, 8261), (4147, 6759)]