187991219

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{251}}^1\times {\mathrm{3389}}^1$

素因数の和:3670

約数の個数: 16

約数和(自身を含む): 215278560

約数和(自身を除く): 27287341

約数列:

[1, 13, 17, 221, 251, 3263, 3389, 4267, 44057, 55471, 57613, 748969, 850639, 11058307, 14460863, 187991219]

約数ペア:

[(1, 187991219), (13, 14460863), (17, 11058307), (221, 850639), (251, 748969), (3263, 57613), (3389, 55471), (4267, 44057)]