1257029104

素因数分解:

$2^4\times {\mathrm{239}}^1\times {\mathrm{328721}}^1$

素因数の和:328968

約数の個数: 20

約数和(自身を含む): 2445691680

約数和(自身を除く): 1188662576

約数列:

[1, 2, 4, 8, 16, 239, 478, 956, 1912, 3824, 328721, 657442, 1314884, 2629768, 5259536, 78564319, 157128638, 314257276, 628514552, 1257029104]

約数ペア:

[(1, 1257029104), (2, 628514552), (4, 314257276), (8, 157128638), (16, 78564319), (239, 5259536), (478, 2629768), (956, 1314884), (1912, 657442), (3824, 328721)]