7780942

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{2153}}^1$

素因数の和:2307

約数の個数: 16

約数和(自身を含む): 12665520

約数和(自身を除く): 4884578

約数列:

[1, 2, 13, 26, 139, 278, 1807, 2153, 3614, 4306, 27989, 55978, 299267, 598534, 3890471, 7780942]

約数ペア:

[(1, 7780942), (2, 3890471), (13, 598534), (26, 299267), (139, 55978), (278, 27989), (1807, 4306), (2153, 3614)]