287597872

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{311}}^1\times {\mathrm{1993}}^1$

素因数の和:2341

約数の個数: 40

約数和(自身を含む): 578579040

約数和(自身を除く): 290981168

約数列:

[1, 2, 4, 8, 16, 29, 58, 116, 232, 311, 464, 622, 1244, 1993, 2488, 3986, 4976, 7972, 9019, 15944, 18038, 31888, 36076, 57797, 72152, 115594, 144304, 231188, 462376, 619823, 924752, 1239646, 2479292, 4958584, 9917168, 17974867, 35949734, 71899468, 143798936, 287597872]

約数ペア:

[(1, 287597872), (2, 143798936), (4, 71899468), (8, 35949734), (16, 17974867), (29, 9917168), (58, 4958584), (116, 2479292), (232, 1239646), (311, 924752), (464, 619823), (622, 462376), (1244, 231188), (1993, 144304), (2488, 115594), (3986, 72152), (4976, 57797), (7972, 36076), (9019, 31888), (15944, 18038)]