17943933891

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{409}}^1\times {\mathrm{66173}}^1$

素因数の和:66615

約数の個数: 32

約数和(自身を含む): 27348390720

約数和(自身を除く): 9404456829

約数列:

[1, 3, 13, 17, 39, 51, 221, 409, 663, 1227, 5317, 6953, 15951, 20859, 66173, 90389, 198519, 271167, 860249, 1124941, 2580747, 3374823, 14624233, 27064757, 43872699, 81194271, 351841841, 460100869, 1055525523, 1380302607, 5981311297, 17943933891]

約数ペア:

[(1, 17943933891), (3, 5981311297), (13, 1380302607), (17, 1055525523), (39, 460100869), (51, 351841841), (221, 81194271), (409, 43872699), (663, 27064757), (1227, 14624233), (5317, 3374823), (6953, 2580747), (15951, 1124941), (20859, 860249), (66173, 271167), (90389, 198519)]