266985

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{349}}^1$

素因数の和:377

約数の個数: 24

約数和(自身を含む): 491400

約数和(自身を除く): 224415

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 255, 349, 765, 1047, 1745, 3141, 5235, 5933, 15705, 17799, 29665, 53397, 88995, 266985]

約数ペア:

[(1, 266985), (3, 88995), (5, 53397), (9, 29665), (15, 17799), (17, 15705), (45, 5933), (51, 5235), (85, 3141), (153, 1745), (255, 1047), (349, 765)]