520962687

素因数分解:

$3^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{139}}^1\times {\mathrm{1451}}^1$

素因数の和:1644

約数の個数: 48

約数和(自身を含む): 887927040

約数和(自身を除く): 366964353

約数列:

[1, 3, 7, 9, 21, 41, 63, 123, 139, 287, 369, 417, 861, 973, 1251, 1451, 2583, 2919, 4353, 5699, 8757, 10157, 13059, 17097, 30471, 39893, 51291, 59491, 91413, 119679, 178473, 201689, 359037, 416437, 535419, 605067, 1249311, 1411823, 1815201, 3747933, 4235469, 8269249, 12706407, 24807747, 57884743, 74423241, 173654229, 520962687]

約数ペア:

[(1, 520962687), (3, 173654229), (7, 74423241), (9, 57884743), (21, 24807747), (41, 12706407), (63, 8269249), (123, 4235469), (139, 3747933), (287, 1815201), (369, 1411823), (417, 1249311), (861, 605067), (973, 535419), (1251, 416437), (1451, 359037), (2583, 201689), (2919, 178473), (4353, 119679), (5699, 91413), (8757, 59491), (10157, 51291), (13059, 39893), (17097, 30471)]