16278927

素因数分解:

$3^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1$

素因数の和:168

約数の個数: 48

約数和(自身を含む): 26927712

約数和(自身を除く): 10648785

約数列:

[1, 3, 7, 21, 37, 41, 49, 73, 111, 123, 147, 219, 259, 287, 511, 777, 861, 1517, 1533, 1813, 2009, 2701, 2993, 3577, 4551, 5439, 6027, 8103, 8979, 10619, 10731, 18907, 20951, 31857, 56721, 62853, 74333, 110741, 132349, 146657, 222999, 332223, 397047, 439971, 775187, 2325561, 5426309, 16278927]

約数ペア:

[(1, 16278927), (3, 5426309), (7, 2325561), (21, 775187), (37, 439971), (41, 397047), (49, 332223), (73, 222999), (111, 146657), (123, 132349), (147, 110741), (219, 74333), (259, 62853), (287, 56721), (511, 31857), (777, 20951), (861, 18907), (1517, 10731), (1533, 10619), (1813, 8979), (2009, 8103), (2701, 6027), (2993, 5439), (3577, 4551)]