689073

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1$

素因数の和:197

約数の個数: 32

約数和(自身を含む): 1213440

約数和(自身を除く): 524367

約数列:

[1, 3, 7, 11, 19, 21, 33, 57, 77, 133, 157, 209, 231, 399, 471, 627, 1099, 1463, 1727, 2983, 3297, 4389, 5181, 8949, 12089, 20881, 32813, 36267, 62643, 98439, 229691, 689073]

約数ペア:

[(1, 689073), (3, 229691), (7, 98439), (11, 62643), (19, 36267), (21, 32813), (33, 20881), (57, 12089), (77, 8949), (133, 5181), (157, 4389), (209, 3297), (231, 2983), (399, 1727), (471, 1463), (627, 1099)]