251497922

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{122443}}^1$

素因数の和:122537

約数の個数: 16

約数和(自身を含む): 411411840

約数和(自身を除く): 159913918

約数列:

[1, 2, 13, 26, 79, 158, 1027, 2054, 122443, 244886, 1591759, 3183518, 9672997, 19345994, 125748961, 251497922]

約数ペア:

[(1, 251497922), (2, 125748961), (13, 19345994), (26, 9672997), (79, 3183518), (158, 1591759), (1027, 244886), (2054, 122443)]