157427590

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{221729}}^1$

素因数の和:221807

約数の個数: 16

約数和(自身を含む): 287362080

約数和(自身を除く): 129934490

約数列:

[1, 2, 5, 10, 71, 142, 355, 710, 221729, 443458, 1108645, 2217290, 15742759, 31485518, 78713795, 157427590]

約数ペア:

[(1, 157427590), (2, 78713795), (5, 31485518), (10, 15742759), (71, 2217290), (142, 1108645), (355, 443458), (710, 221729)]