645037006

素因数分解:

$2^1\times {\mathrm{67}}^1\times {\mathrm{139}}^1\times {\mathrm{34631}}^1$

素因数の和:34839

約数の個数: 16

約数和(自身を含む): 989089920

約数和(自身を除く): 344052914

約数列:

[1, 2, 67, 134, 139, 278, 9313, 18626, 34631, 69262, 2320277, 4640554, 4813709, 9627418, 322518503, 645037006]

約数ペア:

[(1, 645037006), (2, 322518503), (67, 9627418), (134, 4813709), (139, 4640554), (278, 2320277), (9313, 69262), (18626, 34631)]