172023397

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{2689}}^1$

素因数の和:2765

約数の個数: 32

約数和(自身を含む): 228972800

約数和(自身を除く): 56949403

約数列:

[1, 7, 13, 19, 37, 91, 133, 247, 259, 481, 703, 1729, 2689, 3367, 4921, 9139, 18823, 34957, 51091, 63973, 99493, 244699, 357637, 664183, 696451, 1293409, 1890367, 4649281, 9053863, 13232569, 24574771, 172023397]

約数ペア:

[(1, 172023397), (7, 24574771), (13, 13232569), (19, 9053863), (37, 4649281), (91, 1890367), (133, 1293409), (247, 696451), (259, 664183), (481, 357637), (703, 244699), (1729, 99493), (2689, 63973), (3367, 51091), (4921, 34957), (9139, 18823)]