128114672

素因数分解:

$2^4\times 7^1\times {\mathrm{71}}^1\times {\mathrm{16111}}^1$

素因数の和:16197

約数の個数: 40

約数和(自身を含む): 287695872

約数和(自身を除く): 159581200

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 71, 112, 142, 284, 497, 568, 994, 1136, 1988, 3976, 7952, 16111, 32222, 64444, 112777, 128888, 225554, 257776, 451108, 902216, 1143881, 1804432, 2287762, 4575524, 8007167, 9151048, 16014334, 18302096, 32028668, 64057336, 128114672]

約数ペア:

[(1, 128114672), (2, 64057336), (4, 32028668), (7, 18302096), (8, 16014334), (14, 9151048), (16, 8007167), (28, 4575524), (56, 2287762), (71, 1804432), (112, 1143881), (142, 902216), (284, 451108), (497, 257776), (568, 225554), (994, 128888), (1136, 112777), (1988, 64444), (3976, 32222), (7952, 16111)]