28851075

素因数分解:

$3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{11657}}^1$

素因数の和:11684

約数の個数: 36

約数和(自身を含む): 56378088

約数和(自身を除く): 27527013

約数列:

[1, 3, 5, 9, 11, 15, 25, 33, 45, 55, 75, 99, 165, 225, 275, 495, 825, 2475, 11657, 34971, 58285, 104913, 128227, 174855, 291425, 384681, 524565, 641135, 874275, 1154043, 1923405, 2622825, 3205675, 5770215, 9617025, 28851075]

約数ペア:

[(1, 28851075), (3, 9617025), (5, 5770215), (9, 3205675), (11, 2622825), (15, 1923405), (25, 1154043), (33, 874275), (45, 641135), (55, 524565), (75, 384681), (99, 291425), (165, 174855), (225, 128227), (275, 104913), (495, 58285), (825, 34971), (2475, 11657)]