209414985

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{593}}^1\times {\mathrm{1811}}^1$

素因数の和:2425

約数の個数: 32

約数和(自身を含む): 361646208

約数和(自身を除く): 152231223

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 593, 1779, 1811, 2965, 5433, 7709, 8895, 9055, 23127, 23543, 27165, 38545, 70629, 115635, 117715, 353145, 1073923, 3221769, 5369615, 13960999, 16108845, 41882997, 69804995, 209414985]

約数ペア:

[(1, 209414985), (3, 69804995), (5, 41882997), (13, 16108845), (15, 13960999), (39, 5369615), (65, 3221769), (195, 1073923), (593, 353145), (1779, 117715), (1811, 115635), (2965, 70629), (5433, 38545), (7709, 27165), (8895, 23543), (9055, 23127)]