208029765

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{42937}}^1$

素因数の和:42981

約数の個数: 32

約数和(自身を含む): 370984320

約数和(自身を除く): 162954555

約数列:

[1, 3, 5, 15, 17, 19, 51, 57, 85, 95, 255, 285, 323, 969, 1615, 4845, 42937, 128811, 214685, 644055, 729929, 815803, 2189787, 2447409, 3649645, 4079015, 10948935, 12237045, 13868651, 41605953, 69343255, 208029765]

約数ペア:

[(1, 208029765), (3, 69343255), (5, 41605953), (15, 13868651), (17, 12237045), (19, 10948935), (51, 4079015), (57, 3649645), (85, 2447409), (95, 2189787), (255, 815803), (285, 729929), (323, 644055), (969, 214685), (1615, 128811), (4845, 42937)]