121321575

素因数分解:

$3^2\times 5^2\times {\mathrm{539207}}^1$

素因数の和:539223

約数の個数: 18

約数和(自身を含む): 217300824

約数和(自身を除く): 95979249

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 539207, 1617621, 2696035, 4852863, 8088105, 13480175, 24264315, 40440525, 121321575]

約数ペア:

[(1, 121321575), (3, 40440525), (5, 24264315), (9, 13480175), (15, 8088105), (25, 4852863), (45, 2696035), (75, 1617621), (225, 539207)]