209901341

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{347}}^1$

素因数の和:489

約数の個数: 32

約数和(自身を含む): 249446400

約数和(自身を除く): 39545059

約数列:

[1, 13, 19, 31, 79, 247, 347, 403, 589, 1027, 1501, 2449, 4511, 6593, 7657, 10757, 19513, 27413, 31837, 46531, 85709, 139841, 204383, 356369, 520847, 604903, 849803, 2656979, 6771011, 11047439, 16146257, 209901341]

約数ペア:

[(1, 209901341), (13, 16146257), (19, 11047439), (31, 6771011), (79, 2656979), (247, 849803), (347, 604903), (403, 520847), (589, 356369), (1027, 204383), (1501, 139841), (2449, 85709), (4511, 46531), (6593, 31837), (7657, 27413), (10757, 19513)]