219064719

素因数分解:

$3^1\times {\mathrm{23}}^2\times {\mathrm{223}}^1\times {\mathrm{619}}^1$

素因数の和:891

約数の個数: 24

約数和(自身を含む): 307202560

約数和(自身を除く): 88137841

約数列:

[1, 3, 23, 69, 223, 529, 619, 669, 1587, 1857, 5129, 14237, 15387, 42711, 117967, 138037, 327451, 353901, 414111, 982353, 3174851, 9524553, 73021573, 219064719]

約数ペア:

[(1, 219064719), (3, 73021573), (23, 9524553), (69, 3174851), (223, 982353), (529, 414111), (619, 353901), (669, 327451), (1587, 138037), (1857, 117967), (5129, 42711), (14237, 15387)]