145668523

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{20789}}^1$

素因数の和:20827

約数の個数: 24

約数和(自身を含む): 199085040

約数和(自身を除く): 53416517

約数列:

[1, 7, 11, 13, 49, 77, 91, 143, 539, 637, 1001, 7007, 20789, 145523, 228679, 270257, 1018661, 1600753, 1891799, 2972827, 11205271, 13242593, 20809789, 145668523]

約数ペア:

[(1, 145668523), (7, 20809789), (11, 13242593), (13, 11205271), (49, 2972827), (77, 1891799), (91, 1600753), (143, 1018661), (539, 270257), (637, 228679), (1001, 145523), (7007, 20789)]