28901235

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{1637}}^1$

素因数の和:1763

約数の個数: 32

約数和(自身を含む): 50948352

約数和(自身を除く): 22047117

約数列:

[1, 3, 5, 11, 15, 33, 55, 107, 165, 321, 535, 1177, 1605, 1637, 3531, 4911, 5885, 8185, 17655, 18007, 24555, 54021, 90035, 175159, 270105, 525477, 875795, 1926749, 2627385, 5780247, 9633745, 28901235]

約数ペア:

[(1, 28901235), (3, 9633745), (5, 5780247), (11, 2627385), (15, 1926749), (33, 875795), (55, 525477), (107, 270105), (165, 175159), (321, 90035), (535, 54021), (1177, 24555), (1605, 18007), (1637, 17655), (3531, 8185), (4911, 5885)]