28210336

素因数分解:

$2^5\times 7^1\times {\mathrm{11}}^1\times {\mathrm{107}}^2$

素因数の和:242

約数の個数: 72

約数和(自身を含む): 69896736

約数和(自身を除く): 41686400

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 56, 77, 88, 107, 112, 154, 176, 214, 224, 308, 352, 428, 616, 749, 856, 1177, 1232, 1498, 1712, 2354, 2464, 2996, 3424, 4708, 5992, 8239, 9416, 11449, 11984, 16478, 18832, 22898, 23968, 32956, 37664, 45796, 65912, 80143, 91592, 125939, 131824, 160286, 183184, 251878, 263648, 320572, 366368, 503756, 641144, 881573, 1007512, 1282288, 1763146, 2015024, 2564576, 3526292, 4030048, 7052584, 14105168, 28210336]

約数ペア:

[(1, 28210336), (2, 14105168), (4, 7052584), (7, 4030048), (8, 3526292), (11, 2564576), (14, 2015024), (16, 1763146), (22, 1282288), (28, 1007512), (32, 881573), (44, 641144), (56, 503756), (77, 366368), (88, 320572), (107, 263648), (112, 251878), (154, 183184), (176, 160286), (214, 131824), (224, 125939), (308, 91592), (352, 80143), (428, 65912), (616, 45796), (749, 37664), (856, 32956), (1177, 23968), (1232, 22898), (1498, 18832), (1712, 16478), (2354, 11984), (2464, 11449), (2996, 9416), (3424, 8239), (4708, 5992)]