621142168

素因数分解:

$2^3\times {\mathrm{109}}^1\times {\mathrm{712319}}^1$

素因数の和:712434

約数の個数: 16

約数和(自身を含む): 1175328000

約数和(自身を除く): 554185832

約数列:

[1, 2, 4, 8, 109, 218, 436, 872, 712319, 1424638, 2849276, 5698552, 77642771, 155285542, 310571084, 621142168]

約数ペア:

[(1, 621142168), (2, 310571084), (4, 155285542), (8, 77642771), (109, 5698552), (218, 2849276), (436, 1424638), (872, 712319)]