68128515

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{131}}^1$

素因数の和:289

約数の個数: 96

約数和(自身を含む): 147603456

約数和(自身を除く): 79474941

約数列:

[1, 3, 5, 7, 9, 13, 15, 21, 35, 39, 45, 63, 65, 91, 105, 117, 127, 131, 195, 273, 315, 381, 393, 455, 585, 635, 655, 819, 889, 917, 1143, 1179, 1365, 1651, 1703, 1905, 1965, 2667, 2751, 4095, 4445, 4585, 4953, 5109, 5715, 5895, 8001, 8253, 8255, 8515, 11557, 11921, 13335, 13755, 14859, 15327, 16637, 24765, 25545, 34671, 35763, 40005, 41265, 49911, 57785, 59605, 74295, 76635, 83185, 104013, 107289, 116459, 149733, 173355, 178815, 216281, 249555, 349377, 520065, 536445, 582295, 648843, 748665, 1048131, 1081405, 1513967, 1746885, 1946529, 3244215, 4541901, 5240655, 7569835, 9732645, 13625703, 22709505, 68128515]

約数ペア:

[(1, 68128515), (3, 22709505), (5, 13625703), (7, 9732645), (9, 7569835), (13, 5240655), (15, 4541901), (21, 3244215), (35, 1946529), (39, 1746885), (45, 1513967), (63, 1081405), (65, 1048131), (91, 748665), (105, 648843), (117, 582295), (127, 536445), (131, 520065), (195, 349377), (273, 249555), (315, 216281), (381, 178815), (393, 173355), (455, 149733), (585, 116459), (635, 107289), (655, 104013), (819, 83185), (889, 76635), (917, 74295), (1143, 59605), (1179, 57785), (1365, 49911), (1651, 41265), (1703, 40005), (1905, 35763), (1965, 34671), (2667, 25545), (2751, 24765), (4095, 16637), (4445, 15327), (4585, 14859), (4953, 13755), (5109, 13335), (5715, 11921), (5895, 11557), (8001, 8515), (8253, 8255)]