208024155

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{271927}}^1$

素因数の和:271955

約数の個数: 24

約数和(自身を含む): 381786912

約数和(自身を除く): 173762757

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 255, 765, 271927, 815781, 1359635, 2447343, 4078905, 4622759, 12236715, 13868277, 23113795, 41604831, 69341385, 208024155]

約数ペア:

[(1, 208024155), (3, 69341385), (5, 41604831), (9, 23113795), (15, 13868277), (17, 12236715), (45, 4622759), (51, 4078905), (85, 2447343), (153, 1359635), (255, 815781), (765, 271927)]