3998655

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{5227}}^1$

素因数の和:5255

約数の個数: 24

約数和(自身を含む): 7340112

約数和(自身を除く): 3341457

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 255, 765, 5227, 15681, 26135, 47043, 78405, 88859, 235215, 266577, 444295, 799731, 1332885, 3998655]

約数ペア:

[(1, 3998655), (3, 1332885), (5, 799731), (9, 444295), (15, 266577), (17, 235215), (45, 88859), (51, 78405), (85, 47043), (153, 26135), (255, 15681), (765, 5227)]