258844612

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{4977781}}^1$

素因数の和:4977798

約数の個数: 12

約数和(自身を含む): 487822636

約数和(自身を除く): 228978024

約数列:

[1, 2, 4, 13, 26, 52, 4977781, 9955562, 19911124, 64711153, 129422306, 258844612]

約数ペア:

[(1, 258844612), (2, 129422306), (4, 64711153), (13, 19911124), (26, 9955562), (52, 4977781)]