16158464

素因数分解:

$2^8\times 7^1\times {\mathrm{71}}^1\times {\mathrm{127}}^1$

素因数の和:221

約数の個数: 72

約数和(自身を含む): 37675008

約数和(自身を除く): 21516544

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 71, 112, 127, 128, 142, 224, 254, 256, 284, 448, 497, 508, 568, 889, 896, 994, 1016, 1136, 1778, 1792, 1988, 2032, 2272, 3556, 3976, 4064, 4544, 7112, 7952, 8128, 9017, 9088, 14224, 15904, 16256, 18034, 18176, 28448, 31808, 32512, 36068, 56896, 63119, 63616, 72136, 113792, 126238, 127232, 144272, 227584, 252476, 288544, 504952, 577088, 1009904, 1154176, 2019808, 2308352, 4039616, 8079232, 16158464]

約数ペア:

[(1, 16158464), (2, 8079232), (4, 4039616), (7, 2308352), (8, 2019808), (14, 1154176), (16, 1009904), (28, 577088), (32, 504952), (56, 288544), (64, 252476), (71, 227584), (112, 144272), (127, 127232), (128, 126238), (142, 113792), (224, 72136), (254, 63616), (256, 63119), (284, 56896), (448, 36068), (497, 32512), (508, 31808), (568, 28448), (889, 18176), (896, 18034), (994, 16256), (1016, 15904), (1136, 14224), (1778, 9088), (1792, 9017), (1988, 8128), (2032, 7952), (2272, 7112), (3556, 4544), (3976, 4064)]