2005245

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{4051}}^1$

素因数の和:4073

約数の個数: 24

約数和(自身を含む): 3792672

約数和(自身を除く): 1787427

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 99, 165, 495, 4051, 12153, 20255, 36459, 44561, 60765, 133683, 182295, 222805, 401049, 668415, 2005245]

約数ペア:

[(1, 2005245), (3, 668415), (5, 401049), (9, 222805), (11, 182295), (15, 133683), (33, 60765), (45, 44561), (55, 36459), (99, 20255), (165, 12153), (495, 4051)]