209905284

素因数分解:

$2^2\times 3^1\times {\mathrm{97}}^1\times {\mathrm{180331}}^1$

素因数の和:180435

約数の個数: 24

約数和(自身を含む): 494831008

約数和(自身を除く): 284925724

約数列:

[1, 2, 3, 4, 6, 12, 97, 194, 291, 388, 582, 1164, 180331, 360662, 540993, 721324, 1081986, 2163972, 17492107, 34984214, 52476321, 69968428, 104952642, 209905284]

約数ペア:

[(1, 209905284), (2, 104952642), (3, 69968428), (4, 52476321), (6, 34984214), (12, 17492107), (97, 2163972), (194, 1081986), (291, 721324), (388, 540993), (582, 360662), (1164, 180331)]