287097616

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{1380277}}^1$

素因数の和:1380298

約数の個数: 20

約数和(自身を含む): 599040652

約数和(自身を除く): 311943036

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 1380277, 2760554, 5521108, 11042216, 17943601, 22084432, 35887202, 71774404, 143548808, 287097616]

約数ペア:

[(1, 287097616), (2, 143548808), (4, 71774404), (8, 35887202), (13, 22084432), (16, 17943601), (26, 11042216), (52, 5521108), (104, 2760554), (208, 1380277)]