639077035

素因数分解:

$5^1\times {\mathrm{71}}^1\times {\mathrm{953}}^1\times {\mathrm{1889}}^1$

素因数の和:2918

約数の個数: 16

約数和(自身を含む): 778921920

約数和(自身を除く): 139844885

約数列:

[1, 5, 71, 355, 953, 1889, 4765, 9445, 67663, 134119, 338315, 670595, 1800217, 9001085, 127815407, 639077035]

約数ペア:

[(1, 639077035), (5, 127815407), (71, 9001085), (355, 1800217), (953, 670595), (1889, 338315), (4765, 134119), (9445, 67663)]