388637595

素因数分解:

$3^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{1201}}^1$

素因数の和:1282

約数の個数: 80

約数和(自身を含む): 753971328

約数和(自身を除く): 365333733

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 47, 51, 81, 85, 135, 141, 153, 235, 255, 405, 423, 459, 705, 765, 799, 1201, 1269, 1377, 2115, 2295, 2397, 3603, 3807, 3995, 6005, 6345, 6885, 7191, 10809, 11985, 18015, 19035, 20417, 21573, 32427, 35955, 54045, 56447, 61251, 64719, 97281, 102085, 107865, 162135, 169341, 183753, 282235, 306255, 323595, 486405, 508023, 551259, 846705, 918765, 959599, 1524069, 1653777, 2540115, 2756295, 2878797, 4572207, 4797995, 7620345, 8268885, 8636391, 14393985, 22861035, 25909173, 43181955, 77727519, 129545865, 388637595]

約数ペア:

[(1, 388637595), (3, 129545865), (5, 77727519), (9, 43181955), (15, 25909173), (17, 22861035), (27, 14393985), (45, 8636391), (47, 8268885), (51, 7620345), (81, 4797995), (85, 4572207), (135, 2878797), (141, 2756295), (153, 2540115), (235, 1653777), (255, 1524069), (405, 959599), (423, 918765), (459, 846705), (705, 551259), (765, 508023), (799, 486405), (1201, 323595), (1269, 306255), (1377, 282235), (2115, 183753), (2295, 169341), (2397, 162135), (3603, 107865), (3807, 102085), (3995, 97281), (6005, 64719), (6345, 61251), (6885, 56447), (7191, 54045), (10809, 35955), (11985, 32427), (18015, 21573), (19035, 20417)]