16781072

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{257}}^1$

素因数の和:336

約数の個数: 80

約数和(自身を含む): 41461632

約数和(自身を除く): 24680560

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 53, 56, 77, 88, 106, 112, 154, 176, 212, 257, 308, 371, 424, 514, 583, 616, 742, 848, 1028, 1166, 1232, 1484, 1799, 2056, 2332, 2827, 2968, 3598, 4081, 4112, 4664, 5654, 5936, 7196, 8162, 9328, 11308, 13621, 14392, 16324, 19789, 22616, 27242, 28784, 32648, 39578, 45232, 54484, 65296, 79156, 95347, 108968, 149831, 158312, 190694, 217936, 299662, 316624, 381388, 599324, 762776, 1048817, 1198648, 1525552, 2097634, 2397296, 4195268, 8390536, 16781072]

約数ペア:

[(1, 16781072), (2, 8390536), (4, 4195268), (7, 2397296), (8, 2097634), (11, 1525552), (14, 1198648), (16, 1048817), (22, 762776), (28, 599324), (44, 381388), (53, 316624), (56, 299662), (77, 217936), (88, 190694), (106, 158312), (112, 149831), (154, 108968), (176, 95347), (212, 79156), (257, 65296), (308, 54484), (371, 45232), (424, 39578), (514, 32648), (583, 28784), (616, 27242), (742, 22616), (848, 19789), (1028, 16324), (1166, 14392), (1232, 13621), (1484, 11308), (1799, 9328), (2056, 8162), (2332, 7196), (2827, 5936), (2968, 5654), (3598, 4664), (4081, 4112)]