640990559

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{72931}}^1$

素因数の和:73006

約数の個数: 16

約数和(自身を含む): 756158976

約数和(自身を除く): 115168417

約数列:

[1, 11, 17, 47, 187, 517, 799, 8789, 72931, 802241, 1239827, 3427757, 13638097, 37705327, 58271869, 640990559]

約数ペア:

[(1, 640990559), (11, 58271869), (17, 37705327), (47, 13638097), (187, 3427757), (517, 1239827), (799, 802241), (8789, 72931)]