12940245

素因数分解:

$3^2\times 5^1\times {\mathrm{269}}^1\times {\mathrm{1069}}^1$

素因数の和:1349

約数の個数: 24

約数和(自身を含む): 22534200

約数和(自身を除く): 9593955

約数列:

[1, 3, 5, 9, 15, 45, 269, 807, 1069, 1345, 2421, 3207, 4035, 5345, 9621, 12105, 16035, 48105, 287561, 862683, 1437805, 2588049, 4313415, 12940245]

約数ペア:

[(1, 12940245), (3, 4313415), (5, 2588049), (9, 1437805), (15, 862683), (45, 287561), (269, 48105), (807, 16035), (1069, 12105), (1345, 9621), (2421, 5345), (3207, 4035)]