219640559

素因数分解:

${\mathrm{71}}^1\times {\mathrm{101}}^1\times {\mathrm{109}}^1\times {\mathrm{281}}^1$

素因数の和:562

約数の個数: 16

約数和(自身を含む): 227810880

約数和(自身を除く): 8170321

約数列:

[1, 71, 101, 109, 281, 7171, 7739, 11009, 19951, 28381, 30629, 781639, 2015051, 2174659, 3093529, 219640559]

約数ペア:

[(1, 219640559), (71, 3093529), (101, 2174659), (109, 2015051), (281, 781639), (7171, 30629), (7739, 28381), (11009, 19951)]