28307385

素因数分解:

$3^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{5879}}^1$

素因数の和:5997

約数の個数: 24

約数和(自身を含む): 49533120

約数和(自身を除く): 21225735

約数列:

[1, 3, 5, 9, 15, 45, 107, 321, 535, 963, 1605, 4815, 5879, 17637, 29395, 52911, 88185, 264555, 629053, 1887159, 3145265, 5661477, 9435795, 28307385]

約数ペア:

[(1, 28307385), (3, 9435795), (5, 5661477), (9, 3145265), (15, 1887159), (45, 629053), (107, 264555), (321, 88185), (535, 52911), (963, 29395), (1605, 17637), (4815, 5879)]