219580895

素因数分解:

$5^1\times {\mathrm{29}}^2\times {\mathrm{79}}^1\times {\mathrm{661}}^1$

素因数の和:803

約数の個数: 24

約数和(自身を含む): 276768960

約数和(自身を除く): 57188065

約数列:

[1, 5, 29, 79, 145, 395, 661, 841, 2291, 3305, 4205, 11455, 19169, 52219, 66439, 95845, 261095, 332195, 555901, 1514351, 2779505, 7571755, 43916179, 219580895]

約数ペア:

[(1, 219580895), (5, 43916179), (29, 7571755), (79, 2779505), (145, 1514351), (395, 555901), (661, 332195), (841, 261095), (2291, 95845), (3305, 66439), (4205, 52219), (11455, 19169)]