8384428

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{79}}^1\times {\mathrm{157}}^1$

素因数の和:266

約数の個数: 36

約数和(自身を含む): 16191840

約数和(自身を除く): 7807412

約数列:

[1, 2, 4, 13, 26, 52, 79, 157, 158, 169, 314, 316, 338, 628, 676, 1027, 2041, 2054, 4082, 4108, 8164, 12403, 13351, 24806, 26533, 26702, 49612, 53066, 53404, 106132, 161239, 322478, 644956, 2096107, 4192214, 8384428]

約数ペア:

[(1, 8384428), (2, 4192214), (4, 2096107), (13, 644956), (26, 322478), (52, 161239), (79, 106132), (157, 53404), (158, 53066), (169, 49612), (314, 26702), (316, 26533), (338, 24806), (628, 13351), (676, 12403), (1027, 8164), (2041, 4108), (2054, 4082)]