51205329

素因数分解:

$3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{28027}}^1$

素因数の和:28069

約数の個数: 24

約数和(自身を含む): 87447360

約数和(自身を除く): 36242031

約数列:

[1, 3, 7, 9, 21, 29, 63, 87, 203, 261, 609, 1827, 28027, 84081, 196189, 252243, 588567, 812783, 1765701, 2438349, 5689481, 7315047, 17068443, 51205329]

約数ペア:

[(1, 51205329), (3, 17068443), (7, 7315047), (9, 5689481), (21, 2438349), (29, 1765701), (63, 812783), (87, 588567), (203, 252243), (261, 196189), (609, 84081), (1827, 28027)]