28076235

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{499}}^1$

素因数の和:560

約数の個数: 48

約数和(自身を含む): 51072000

約数和(自身を除く): 22995765

約数列:

[1, 3, 5, 11, 15, 31, 33, 55, 93, 121, 155, 165, 341, 363, 465, 499, 605, 1023, 1497, 1705, 1815, 2495, 3751, 5115, 5489, 7485, 11253, 15469, 16467, 18755, 27445, 46407, 56265, 60379, 77345, 82335, 170159, 181137, 232035, 301895, 510477, 850795, 905685, 1871749, 2552385, 5615247, 9358745, 28076235]

約数ペア:

[(1, 28076235), (3, 9358745), (5, 5615247), (11, 2552385), (15, 1871749), (31, 905685), (33, 850795), (55, 510477), (93, 301895), (121, 232035), (155, 181137), (165, 170159), (341, 82335), (363, 77345), (465, 60379), (499, 56265), (605, 46407), (1023, 27445), (1497, 18755), (1705, 16467), (1815, 15469), (2495, 11253), (3751, 7485), (5115, 5489)]