217899584

素因数分解:

$2^6\times 7^1\times {\mathrm{41}}^1\times {\mathrm{11863}}^1$

素因数の和:11923

約数の個数: 56

約数和(自身を含む): 506260608

約数和(自身を除く): 288361024

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 41, 56, 64, 82, 112, 164, 224, 287, 328, 448, 574, 656, 1148, 1312, 2296, 2624, 4592, 9184, 11863, 18368, 23726, 47452, 83041, 94904, 166082, 189808, 332164, 379616, 486383, 664328, 759232, 972766, 1328656, 1945532, 2657312, 3404681, 3891064, 5314624, 6809362, 7782128, 13618724, 15564256, 27237448, 31128512, 54474896, 108949792, 217899584]

約数ペア:

[(1, 217899584), (2, 108949792), (4, 54474896), (7, 31128512), (8, 27237448), (14, 15564256), (16, 13618724), (28, 7782128), (32, 6809362), (41, 5314624), (56, 3891064), (64, 3404681), (82, 2657312), (112, 1945532), (164, 1328656), (224, 972766), (287, 759232), (328, 664328), (448, 486383), (574, 379616), (656, 332164), (1148, 189808), (1312, 166082), (2296, 94904), (2624, 83041), (4592, 47452), (9184, 23726), (11863, 18368)]