38944455

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{43}}^1\times {\mathrm{499}}^1$

素因数の和:572

約数の個数: 48

約数和(自身を含む): 70224000

約数和(自身を除く): 31279545

約数列:

[1, 3, 5, 11, 15, 33, 43, 55, 121, 129, 165, 215, 363, 473, 499, 605, 645, 1419, 1497, 1815, 2365, 2495, 5203, 5489, 7095, 7485, 15609, 16467, 21457, 26015, 27445, 60379, 64371, 78045, 82335, 107285, 181137, 236027, 301895, 321855, 708081, 905685, 1180135, 2596297, 3540405, 7788891, 12981485, 38944455]

約数ペア:

[(1, 38944455), (3, 12981485), (5, 7788891), (11, 3540405), (15, 2596297), (33, 1180135), (43, 905685), (55, 708081), (121, 321855), (129, 301895), (165, 236027), (215, 181137), (363, 107285), (473, 82335), (499, 78045), (605, 64371), (645, 60379), (1419, 27445), (1497, 26015), (1815, 21457), (2365, 16467), (2495, 15609), (5203, 7485), (5489, 7095)]