27243945

素因数分解:

$3^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1319}}^1$

素因数の和:1356

約数の個数: 48

約数和(自身を含む): 51891840

約数和(自身を除く): 24647895

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 81, 85, 135, 153, 243, 255, 405, 459, 765, 1215, 1319, 1377, 2295, 3957, 4131, 6595, 6885, 11871, 19785, 20655, 22423, 35613, 59355, 67269, 106839, 112115, 178065, 201807, 320517, 336345, 534195, 605421, 1009035, 1602585, 1816263, 3027105, 5448789, 9081315, 27243945]

約数ペア:

[(1, 27243945), (3, 9081315), (5, 5448789), (9, 3027105), (15, 1816263), (17, 1602585), (27, 1009035), (45, 605421), (51, 534195), (81, 336345), (85, 320517), (135, 201807), (153, 178065), (243, 112115), (255, 106839), (405, 67269), (459, 59355), (765, 35613), (1215, 22423), (1319, 20655), (1377, 19785), (2295, 11871), (3957, 6885), (4131, 6595)]