206077815

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{199109}}^1$

素因数の和:199143

約数の個数: 24

約数和(自身を含む): 372733920

約数和(自身を除く): 166656105

約数列:

[1, 3, 5, 9, 15, 23, 45, 69, 115, 207, 345, 1035, 199109, 597327, 995545, 1791981, 2986635, 4579507, 8959905, 13738521, 22897535, 41215563, 68692605, 206077815]

約数ペア:

[(1, 206077815), (3, 68692605), (5, 41215563), (9, 22897535), (15, 13738521), (23, 8959905), (45, 4579507), (69, 2986635), (115, 1791981), (207, 995545), (345, 597327), (1035, 199109)]