9889785

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{269}}^1$

素因数の和:342

約数の個数: 48

約数和(自身を含む): 18532800

約数和(自身を除く): 8643015

約数列:

[1, 3, 5, 9, 15, 19, 43, 45, 57, 95, 129, 171, 215, 269, 285, 387, 645, 807, 817, 855, 1345, 1935, 2421, 2451, 4035, 4085, 5111, 7353, 11567, 12105, 12255, 15333, 25555, 34701, 36765, 45999, 57835, 76665, 104103, 173505, 219773, 229995, 520515, 659319, 1098865, 1977957, 3296595, 9889785]

約数ペア:

[(1, 9889785), (3, 3296595), (5, 1977957), (9, 1098865), (15, 659319), (19, 520515), (43, 229995), (45, 219773), (57, 173505), (95, 104103), (129, 76665), (171, 57835), (215, 45999), (269, 36765), (285, 34701), (387, 25555), (645, 15333), (807, 12255), (817, 12105), (855, 11567), (1345, 7353), (1935, 5111), (2421, 4085), (2451, 4035)]