223885493

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{6521}}^1$

素因数の和:6692

約数の個数: 16

約数和(自身を含む): 255662400

約数和(自身を除く): 31776907

約数列:

[1, 13, 19, 139, 247, 1807, 2641, 6521, 34333, 84773, 123899, 906419, 1610687, 11783447, 17221961, 223885493]

約数ペア:

[(1, 223885493), (13, 17221961), (19, 11783447), (139, 1610687), (247, 906419), (1807, 123899), (2641, 84773), (6521, 34333)]