201123901

素因数分解:

${\mathrm{11}}^2\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{571}}^1$

素因数の和:705

約数の個数: 24

約数和(自身を含む): 230053824

約数和(自身を除く): 28929923

約数列:

[1, 11, 41, 71, 121, 451, 571, 781, 2911, 4961, 6281, 8591, 23411, 32021, 40541, 69091, 257521, 352231, 445951, 1662181, 2832731, 4905461, 18283991, 201123901]

約数ペア:

[(1, 201123901), (11, 18283991), (41, 4905461), (71, 2832731), (121, 1662181), (451, 445951), (571, 352231), (781, 257521), (2911, 69091), (4961, 40541), (6281, 32021), (8591, 23411)]