268951298

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{613}}^1$

素因数の和:688

約数の個数: 72

約数和(自身を含む): 530639676

約数和(自身を除く): 261688378

約数列:

[1, 2, 7, 11, 14, 22, 37, 49, 74, 77, 98, 121, 154, 242, 259, 407, 518, 539, 613, 814, 847, 1078, 1226, 1694, 1813, 2849, 3626, 4291, 4477, 5698, 5929, 6743, 8582, 8954, 11858, 13486, 19943, 22681, 30037, 31339, 39886, 45362, 47201, 60074, 62678, 74173, 94402, 148346, 158767, 219373, 249491, 317534, 330407, 438746, 498982, 519211, 660814, 1038422, 1111369, 1746437, 2222738, 2744401, 3492874, 3634477, 5488802, 7268954, 12225059, 19210807, 24450118, 38421614, 134475649, 268951298]

約数ペア:

[(1, 268951298), (2, 134475649), (7, 38421614), (11, 24450118), (14, 19210807), (22, 12225059), (37, 7268954), (49, 5488802), (74, 3634477), (77, 3492874), (98, 2744401), (121, 2222738), (154, 1746437), (242, 1111369), (259, 1038422), (407, 660814), (518, 519211), (539, 498982), (613, 438746), (814, 330407), (847, 317534), (1078, 249491), (1226, 219373), (1694, 158767), (1813, 148346), (2849, 94402), (3626, 74173), (4291, 62678), (4477, 60074), (5698, 47201), (5929, 45362), (6743, 39886), (8582, 31339), (8954, 30037), (11858, 22681), (13486, 19943)]