28886144

素因数分解:

$2^7\times 7^1\times {\mathrm{103}}^1\times {\mathrm{313}}^1$

素因数の和:437

約数の個数: 64

約数和(自身を含む): 66618240

約数和(自身を除く): 37732096

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 103, 112, 128, 206, 224, 313, 412, 448, 626, 721, 824, 896, 1252, 1442, 1648, 2191, 2504, 2884, 3296, 4382, 5008, 5768, 6592, 8764, 10016, 11536, 13184, 17528, 20032, 23072, 32239, 35056, 40064, 46144, 64478, 70112, 92288, 128956, 140224, 225673, 257912, 280448, 451346, 515824, 902692, 1031648, 1805384, 2063296, 3610768, 4126592, 7221536, 14443072, 28886144]

約数ペア:

[(1, 28886144), (2, 14443072), (4, 7221536), (7, 4126592), (8, 3610768), (14, 2063296), (16, 1805384), (28, 1031648), (32, 902692), (56, 515824), (64, 451346), (103, 280448), (112, 257912), (128, 225673), (206, 140224), (224, 128956), (313, 92288), (412, 70112), (448, 64478), (626, 46144), (721, 40064), (824, 35056), (896, 32239), (1252, 23072), (1442, 20032), (1648, 17528), (2191, 13184), (2504, 11536), (2884, 10016), (3296, 8764), (4382, 6592), (5008, 5768)]