4091985

素因数分解:

$3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1783}}^1$

素因数の和:1814

約数の個数: 32

約数和(自身を含む): 7706880

約数和(自身を除く): 3614895

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 85, 135, 153, 255, 459, 765, 1783, 2295, 5349, 8915, 16047, 26745, 30311, 48141, 80235, 90933, 151555, 240705, 272799, 454665, 818397, 1363995, 4091985]

約数ペア:

[(1, 4091985), (3, 1363995), (5, 818397), (9, 454665), (15, 272799), (17, 240705), (27, 151555), (45, 90933), (51, 80235), (85, 48141), (135, 30311), (153, 26745), (255, 16047), (459, 8915), (765, 5349), (1783, 2295)]