210738105

素因数分解:

$3^5\times 5^1\times {\mathrm{107}}^1\times {\mathrm{1621}}^1$

素因数の和:1748

約数の個数: 48

約数和(自身を含む): 382584384

約数和(自身を除く): 171846279

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 107, 135, 243, 321, 405, 535, 963, 1215, 1605, 1621, 2889, 4815, 4863, 8105, 8667, 14445, 14589, 24315, 26001, 43335, 43767, 72945, 130005, 131301, 173447, 218835, 393903, 520341, 656505, 867235, 1561023, 1969515, 2601705, 4683069, 7805115, 14049207, 23415345, 42147621, 70246035, 210738105]

約数ペア:

[(1, 210738105), (3, 70246035), (5, 42147621), (9, 23415345), (15, 14049207), (27, 7805115), (45, 4683069), (81, 2601705), (107, 1969515), (135, 1561023), (243, 867235), (321, 656505), (405, 520341), (535, 393903), (963, 218835), (1215, 173447), (1605, 131301), (1621, 130005), (2889, 72945), (4815, 43767), (4863, 43335), (8105, 26001), (8667, 24315), (14445, 14589)]