217917528

素因数分解:

$2^3\times 3^1\times {\mathrm{139}}^1\times {\mathrm{65323}}^1$

素因数の和:65471

約数の個数: 32

約数和(自身を含む): 548721600

約数和(自身を除く): 330804072

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 139, 278, 417, 556, 834, 1112, 1668, 3336, 65323, 130646, 195969, 261292, 391938, 522584, 783876, 1567752, 9079897, 18159794, 27239691, 36319588, 54479382, 72639176, 108958764, 217917528]

約数ペア:

[(1, 217917528), (2, 108958764), (3, 72639176), (4, 54479382), (6, 36319588), (8, 27239691), (12, 18159794), (24, 9079897), (139, 1567752), (278, 783876), (417, 522584), (556, 391938), (834, 261292), (1112, 195969), (1668, 130646), (3336, 65323)]