28917328

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{3821}}^1$

素因数の和:3883

約数の個数: 40

約数和(自身を含む): 62558496

約数和(自身を除く): 33641168

約数列:

[1, 2, 4, 8, 11, 16, 22, 43, 44, 86, 88, 172, 176, 344, 473, 688, 946, 1892, 3784, 3821, 7568, 7642, 15284, 30568, 42031, 61136, 84062, 164303, 168124, 328606, 336248, 657212, 672496, 1314424, 1807333, 2628848, 3614666, 7229332, 14458664, 28917328]

約数ペア:

[(1, 28917328), (2, 14458664), (4, 7229332), (8, 3614666), (11, 2628848), (16, 1807333), (22, 1314424), (43, 672496), (44, 657212), (86, 336248), (88, 328606), (172, 168124), (176, 164303), (344, 84062), (473, 61136), (688, 42031), (946, 30568), (1892, 15284), (3784, 7642), (3821, 7568)]