127760355

素因数分解:

$3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{179}}^1\times {\mathrm{311}}^1$

素因数の和:521

約数の個数: 64

約数和(自身を含む): 242611200

約数和(自身を除く): 114850845

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 85, 135, 153, 179, 255, 311, 459, 537, 765, 895, 933, 1555, 1611, 2295, 2685, 2799, 3043, 4665, 4833, 5287, 8055, 8397, 9129, 13995, 15215, 15861, 24165, 26435, 27387, 41985, 45645, 47583, 55669, 79305, 82161, 136935, 142749, 167007, 237915, 278345, 410805, 501021, 713745, 835035, 946373, 1503063, 2505105, 2839119, 4731865, 7515315, 8517357, 14195595, 25552071, 42586785, 127760355]

約数ペア:

[(1, 127760355), (3, 42586785), (5, 25552071), (9, 14195595), (15, 8517357), (17, 7515315), (27, 4731865), (45, 2839119), (51, 2505105), (85, 1503063), (135, 946373), (153, 835035), (179, 713745), (255, 501021), (311, 410805), (459, 278345), (537, 237915), (765, 167007), (895, 142749), (933, 136935), (1555, 82161), (1611, 79305), (2295, 55669), (2685, 47583), (2799, 45645), (3043, 41985), (4665, 27387), (4833, 26435), (5287, 24165), (8055, 15861), (8397, 15215), (9129, 13995)]