201217545981

素因数分解:

$3^3\times {\mathrm{17627}}^1\times {\mathrm{422789}}^1$

素因数の和:440425

約数の個数: 16

約数和(自身を含む): 298117684800

約数和(自身を除く): 96900138819

約数列:

[1, 3, 9, 27, 17627, 52881, 158643, 422789, 475929, 1268367, 3805101, 11415303, 7452501703, 22357505109, 67072515327, 201217545981]

約数ペア:

[(1, 201217545981), (3, 67072515327), (9, 22357505109), (27, 7452501703), (17627, 11415303), (52881, 3805101), (158643, 1268367), (422789, 475929)]