4920513

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{1777}}^1$

素因数の和:1864

約数の個数: 16

約数和(自身を含む): 7168896

約数和(自身を除く): 2248383

約数列:

[1, 3, 13, 39, 71, 213, 923, 1777, 2769, 5331, 23101, 69303, 126167, 378501, 1640171, 4920513]

約数ペア:

[(1, 4920513), (3, 1640171), (13, 378501), (39, 126167), (71, 69303), (213, 23101), (923, 5331), (1777, 2769)]