247286847

素因数分解:

$3^1\times {\mathrm{193}}^1\times {\mathrm{239}}^1\times {\mathrm{1787}}^1$

素因数の和:2222

約数の個数: 16

約数和(自身を含む): 332997120

約数和(自身を除く): 85710273

約数列:

[1, 3, 193, 239, 579, 717, 1787, 5361, 46127, 138381, 344891, 427093, 1034673, 1281279, 82428949, 247286847]

約数ペア:

[(1, 247286847), (3, 82428949), (193, 1281279), (239, 1034673), (579, 427093), (717, 344891), (1787, 138381), (5361, 46127)]