2189209

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{509}}^1$

素因数の和:560

約数の個数: 16

約数和(自身を含む): 2643840

約数和(自身を除く): 454631

約数列:

[1, 11, 17, 23, 187, 253, 391, 509, 4301, 5599, 8653, 11707, 95183, 128777, 199019, 2189209]

約数ペア:

[(1, 2189209), (11, 199019), (17, 128777), (23, 95183), (187, 11707), (253, 8653), (391, 5599), (509, 4301)]