247614783

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{151}}^1\times {\mathrm{2213}}^1$

素因数の和:2399

約数の個数: 32

約数和(自身を含む): 376911360

約数和(自身を除く): 129296577

約数列:

[1, 3, 13, 19, 39, 57, 151, 247, 453, 741, 1963, 2213, 2869, 5889, 6639, 8607, 28769, 37297, 42047, 86307, 111891, 126141, 334163, 546611, 1002489, 1639833, 4344119, 6349097, 13032357, 19047291, 82538261, 247614783]

約数ペア:

[(1, 247614783), (3, 82538261), (13, 19047291), (19, 13032357), (39, 6349097), (57, 4344119), (151, 1639833), (247, 1002489), (453, 546611), (741, 334163), (1963, 126141), (2213, 111891), (2869, 86307), (5889, 42047), (6639, 37297), (8607, 28769)]