12661515

素因数分解:

$3^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{613}}^1$

素因数の和:650

約数の個数: 48

約数和(自身を含む): 24137568

約数和(自身を除く): 11476053

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 81, 85, 135, 153, 243, 255, 405, 459, 613, 765, 1215, 1377, 1839, 2295, 3065, 4131, 5517, 6885, 9195, 10421, 16551, 20655, 27585, 31263, 49653, 52105, 82755, 93789, 148959, 156315, 248265, 281367, 468945, 744795, 844101, 1406835, 2532303, 4220505, 12661515]

約数ペア:

[(1, 12661515), (3, 4220505), (5, 2532303), (9, 1406835), (15, 844101), (17, 744795), (27, 468945), (45, 281367), (51, 248265), (81, 156315), (85, 148959), (135, 93789), (153, 82755), (243, 52105), (255, 49653), (405, 31263), (459, 27585), (613, 20655), (765, 16551), (1215, 10421), (1377, 9195), (1839, 6885), (2295, 5517), (3065, 4131)]