12520755

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1259}}^1$

素因数の和:1300

約数の個数: 48

約数和(自身を含む): 24766560

約数和(自身を除く): 12245805

約数列:

[1, 3, 5, 9, 13, 15, 17, 39, 45, 51, 65, 85, 117, 153, 195, 221, 255, 585, 663, 765, 1105, 1259, 1989, 3315, 3777, 6295, 9945, 11331, 16367, 18885, 21403, 49101, 56655, 64209, 81835, 107015, 147303, 192627, 245505, 278239, 321045, 736515, 834717, 963135, 1391195, 2504151, 4173585, 12520755]

約数ペア:

[(1, 12520755), (3, 4173585), (5, 2504151), (9, 1391195), (13, 963135), (15, 834717), (17, 736515), (39, 321045), (45, 278239), (51, 245505), (65, 192627), (85, 147303), (117, 107015), (153, 81835), (195, 64209), (221, 56655), (255, 49101), (585, 21403), (663, 18885), (765, 16367), (1105, 11331), (1259, 9945), (1989, 6295), (3315, 3777)]