6690945

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1381}}^1$

素因数の和:1425

約数の個数: 32

約数和(自身を含む): 11940480

約数和(自身を除く): 5249535

約数列:

[1, 3, 5, 15, 17, 19, 51, 57, 85, 95, 255, 285, 323, 969, 1381, 1615, 4143, 4845, 6905, 20715, 23477, 26239, 70431, 78717, 117385, 131195, 352155, 393585, 446063, 1338189, 2230315, 6690945]

約数ペア:

[(1, 6690945), (3, 2230315), (5, 1338189), (15, 446063), (17, 393585), (19, 352155), (51, 131195), (57, 117385), (85, 78717), (95, 70431), (255, 26239), (285, 23477), (323, 20715), (969, 6905), (1381, 4845), (1615, 4143)]