1285678431

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{289763}}^1$

素因数の和:289815

約数の個数: 24

約数和(自身を含む): 2034143280

約数和(自身を除く): 748464849

約数列:

[1, 3, 9, 17, 29, 51, 87, 153, 261, 493, 1479, 4437, 289763, 869289, 2607867, 4925971, 8403127, 14777913, 25209381, 44333739, 75628143, 142853159, 428559477, 1285678431]

約数ペア:

[(1, 1285678431), (3, 428559477), (9, 142853159), (17, 75628143), (29, 44333739), (51, 25209381), (87, 14777913), (153, 8403127), (261, 4925971), (493, 2607867), (1479, 869289), (4437, 289763)]