213730384

素因数分解:

$2^4\times 7^1\times {\mathrm{661}}^1\times {\mathrm{2887}}^1$

素因数の和:3563

約数の個数: 40

約数和(自身を含む): 474140288

約数和(自身を除く): 260409904

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 661, 1322, 2644, 2887, 4627, 5288, 5774, 9254, 10576, 11548, 18508, 20209, 23096, 37016, 40418, 46192, 74032, 80836, 161672, 323344, 1908307, 3816614, 7633228, 13358149, 15266456, 26716298, 30532912, 53432596, 106865192, 213730384]

約数ペア:

[(1, 213730384), (2, 106865192), (4, 53432596), (7, 30532912), (8, 26716298), (14, 15266456), (16, 13358149), (28, 7633228), (56, 3816614), (112, 1908307), (661, 323344), (1322, 161672), (2644, 80836), (2887, 74032), (4627, 46192), (5288, 40418), (5774, 37016), (9254, 23096), (10576, 20209), (11548, 18508)]