161759939

素因数分解:

${\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{991}}^1$

素因数の和:1103

約数の個数: 24

約数和(自身を含む): 189987840

約数和(自身を除く): 28227901

約数列:

[1, 11, 19, 71, 121, 209, 781, 991, 1349, 2299, 8591, 10901, 14839, 18829, 70361, 119911, 163229, 207119, 773971, 1336859, 2278309, 8513681, 14705449, 161759939]

約数ペア:

[(1, 161759939), (11, 14705449), (19, 8513681), (71, 2278309), (121, 1336859), (209, 773971), (781, 207119), (991, 163229), (1349, 119911), (2299, 70361), (8591, 18829), (10901, 14839)]