131271616

素因数分解:

$2^6\times 7^1\times {\mathrm{71}}^1\times {\mathrm{4127}}^1$

素因数の和:4217

約数の個数: 56

約数和(自身を含む): 301971456

約数和(自身を除く): 170699840

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 71, 112, 142, 224, 284, 448, 497, 568, 994, 1136, 1988, 2272, 3976, 4127, 4544, 7952, 8254, 15904, 16508, 28889, 31808, 33016, 57778, 66032, 115556, 132064, 231112, 264128, 293017, 462224, 586034, 924448, 1172068, 1848896, 2051119, 2344136, 4102238, 4688272, 8204476, 9376544, 16408952, 18753088, 32817904, 65635808, 131271616]

約数ペア:

[(1, 131271616), (2, 65635808), (4, 32817904), (7, 18753088), (8, 16408952), (14, 9376544), (16, 8204476), (28, 4688272), (32, 4102238), (56, 2344136), (64, 2051119), (71, 1848896), (112, 1172068), (142, 924448), (224, 586034), (284, 462224), (448, 293017), (497, 264128), (568, 231112), (994, 132064), (1136, 115556), (1988, 66032), (2272, 57778), (3976, 33016), (4127, 31808), (4544, 28889), (7952, 16508), (8254, 15904)]