258802316

素因数分解:

$2^2\times {\mathrm{137}}^1\times {\mathrm{347}}^1\times {\mathrm{1361}}^1$

素因数の和:1849

約数の個数: 24

約数和(自身を含む): 457860816

約数和(自身を除く): 199058500

約数列:

[1, 2, 4, 137, 274, 347, 548, 694, 1361, 1388, 2722, 5444, 47539, 95078, 186457, 190156, 372914, 472267, 745828, 944534, 1889068, 64700579, 129401158, 258802316]

約数ペア:

[(1, 258802316), (2, 129401158), (4, 64700579), (137, 1889068), (274, 944534), (347, 745828), (548, 472267), (694, 372914), (1361, 190156), (1388, 186457), (2722, 95078), (5444, 47539)]