71855416

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{4337}}^1$

素因数の和:4471

約数の個数: 32

約数和(自身を含む): 143154000

約数和(自身を除く): 71298584

約数列:

[1, 2, 4, 8, 19, 38, 76, 109, 152, 218, 436, 872, 2071, 4142, 4337, 8284, 8674, 16568, 17348, 34696, 82403, 164806, 329612, 472733, 659224, 945466, 1890932, 3781864, 8981927, 17963854, 35927708, 71855416]

約数ペア:

[(1, 71855416), (2, 35927708), (4, 17963854), (8, 8981927), (19, 3781864), (38, 1890932), (76, 945466), (109, 659224), (152, 472733), (218, 329612), (436, 164806), (872, 82403), (2071, 34696), (4142, 17348), (4337, 16568), (8284, 8674)]