249166535

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{21089}}^1$

素因数の和:21250

約数の個数: 16

約数和(自身を含む): 318880800

約数和(自身を除く): 69714265

約数列:

[1, 5, 17, 85, 139, 695, 2363, 11815, 21089, 105445, 358513, 1792565, 2931371, 14656855, 49833307, 249166535]

約数ペア:

[(1, 249166535), (5, 49833307), (17, 14656855), (85, 2931371), (139, 1792565), (695, 358513), (2363, 105445), (11815, 21089)]