16908639

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{307}}^1\times {\mathrm{1669}}^1$

素因数の和:1990

約数の個数: 16

約数和(自身を含む): 24689280

約数和(自身を除く): 7780641

約数列:

[1, 3, 11, 33, 307, 921, 1669, 3377, 5007, 10131, 18359, 55077, 512383, 1537149, 5636213, 16908639]

約数ペア:

[(1, 16908639), (3, 5636213), (11, 1537149), (33, 512383), (307, 55077), (921, 18359), (1669, 10131), (3377, 5007)]