128569352

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{11587}}^1$

素因数の和:11685

約数の個数: 32

約数和(自身を含む): 257253600

約数和(自身を除く): 128684248

約数列:

[1, 2, 4, 8, 19, 38, 73, 76, 146, 152, 292, 584, 1387, 2774, 5548, 11096, 11587, 23174, 46348, 92696, 220153, 440306, 845851, 880612, 1691702, 1761224, 3383404, 6766808, 16071169, 32142338, 64284676, 128569352]

約数ペア:

[(1, 128569352), (2, 64284676), (4, 32142338), (8, 16071169), (19, 6766808), (38, 3383404), (73, 1761224), (76, 1691702), (146, 880612), (152, 845851), (292, 440306), (584, 220153), (1387, 92696), (2774, 46348), (5548, 23174), (11096, 11587)]