15311655

素因数分解:

$3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{193}}^1$

素因数の和:288

約数の個数: 48

約数和(自身を含む): 27963936

約数和(自身を除く): 12652281

約数列:

[1, 3, 5, 9, 15, 41, 43, 45, 123, 129, 193, 205, 215, 369, 387, 579, 615, 645, 965, 1737, 1763, 1845, 1935, 2895, 5289, 7913, 8299, 8685, 8815, 15867, 23739, 24897, 26445, 39565, 41495, 71217, 74691, 79335, 118695, 124485, 340259, 356085, 373455, 1020777, 1701295, 3062331, 5103885, 15311655]

約数ペア:

[(1, 15311655), (3, 5103885), (5, 3062331), (9, 1701295), (15, 1020777), (41, 373455), (43, 356085), (45, 340259), (123, 124485), (129, 118695), (193, 79335), (205, 74691), (215, 71217), (369, 41495), (387, 39565), (579, 26445), (615, 24897), (645, 23739), (965, 15867), (1737, 8815), (1763, 8685), (1845, 8299), (1935, 7913), (2895, 5289)]