16864533

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{193}}^1$

素因数の和:298

約数の個数: 48

約数和(自身を含む): 29860480

約数和(自身を除く): 12995947

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 73, 133, 171, 193, 219, 399, 511, 579, 657, 1197, 1351, 1387, 1533, 1737, 3667, 4053, 4161, 4599, 9709, 11001, 12159, 12483, 14089, 25669, 29127, 33003, 42267, 77007, 87381, 98623, 126801, 231021, 267691, 295869, 803073, 887607, 1873837, 2409219, 5621511, 16864533]

約数ペア:

[(1, 16864533), (3, 5621511), (7, 2409219), (9, 1873837), (19, 887607), (21, 803073), (57, 295869), (63, 267691), (73, 231021), (133, 126801), (171, 98623), (193, 87381), (219, 77007), (399, 42267), (511, 33003), (579, 29127), (657, 25669), (1197, 14089), (1351, 12483), (1387, 12159), (1533, 11001), (1737, 9709), (3667, 4599), (4053, 4161)]