261668178

素因数分解:

$2^1\times 3^3\times {\mathrm{4845707}}^1$

素因数の和:4845718

約数の個数: 16

約数和(自身を含む): 581484960

約数和(自身を除く): 319816782

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 4845707, 9691414, 14537121, 29074242, 43611363, 87222726, 130834089, 261668178]

約数ペア:

[(1, 261668178), (2, 130834089), (3, 87222726), (6, 43611363), (9, 29074242), (18, 14537121), (27, 9691414), (54, 4845707)]