28746872

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{2029}}^1$

素因数の和:2076

約数の個数: 64

約数和(自身を含む): 70156800

約数和(自身を除く): 41409928

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 23, 28, 44, 46, 56, 77, 88, 92, 154, 161, 184, 253, 308, 322, 506, 616, 644, 1012, 1288, 1771, 2024, 2029, 3542, 4058, 7084, 8116, 14168, 14203, 16232, 22319, 28406, 44638, 46667, 56812, 89276, 93334, 113624, 156233, 178552, 186668, 312466, 326669, 373336, 513337, 624932, 653338, 1026674, 1249864, 1306676, 2053348, 2613352, 3593359, 4106696, 7186718, 14373436, 28746872]

約数ペア:

[(1, 28746872), (2, 14373436), (4, 7186718), (7, 4106696), (8, 3593359), (11, 2613352), (14, 2053348), (22, 1306676), (23, 1249864), (28, 1026674), (44, 653338), (46, 624932), (56, 513337), (77, 373336), (88, 326669), (92, 312466), (154, 186668), (161, 178552), (184, 156233), (253, 113624), (308, 93334), (322, 89276), (506, 56812), (616, 46667), (644, 44638), (1012, 28406), (1288, 22319), (1771, 16232), (2024, 14203), (2029, 14168), (3542, 8116), (4058, 7084)]