2347317

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1$

素因数の和:122

約数の個数: 48

約数和(自身を含む): 4268160

約数和(自身を除く): 1920843

約数列:

[1, 3, 7, 9, 19, 21, 37, 53, 57, 63, 111, 133, 159, 171, 259, 333, 371, 399, 477, 703, 777, 1007, 1113, 1197, 1961, 2109, 2331, 3021, 3339, 4921, 5883, 6327, 7049, 9063, 13727, 14763, 17649, 21147, 37259, 41181, 44289, 63441, 111777, 123543, 260813, 335331, 782439, 2347317]

約数ペア:

[(1, 2347317), (3, 782439), (7, 335331), (9, 260813), (19, 123543), (21, 111777), (37, 63441), (53, 44289), (57, 41181), (63, 37259), (111, 21147), (133, 17649), (159, 14763), (171, 13727), (259, 9063), (333, 7049), (371, 6327), (399, 5883), (477, 4921), (703, 3339), (777, 3021), (1007, 2331), (1113, 2109), (1197, 1961)]