42639531

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{151}}^1\times {\mathrm{199}}^1$

素因数の和:407

約数の個数: 32

約数和(自身を含む): 64204800

約数和(自身を除く): 21565269

約数列:

[1, 3, 11, 33, 43, 129, 151, 199, 453, 473, 597, 1419, 1661, 2189, 4983, 6493, 6567, 8557, 19479, 25671, 30049, 71423, 90147, 94127, 214269, 282381, 330539, 991617, 1292107, 3876321, 14213177, 42639531]

約数ペア:

[(1, 42639531), (3, 14213177), (11, 3876321), (33, 1292107), (43, 991617), (129, 330539), (151, 282381), (199, 214269), (453, 94127), (473, 90147), (597, 71423), (1419, 30049), (1661, 25671), (2189, 19479), (4983, 8557), (6493, 6567)]