256217442

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{3284839}}^1$

素因数の和:3284857

約数の個数: 16

約数和(自身を含む): 551853120

約数和(自身を除く): 295635678

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 3284839, 6569678, 9854517, 19709034, 42702907, 85405814, 128108721, 256217442]

約数ペア:

[(1, 256217442), (2, 128108721), (3, 85405814), (6, 42702907), (13, 19709034), (26, 9854517), (39, 6569678), (78, 3284839)]