1561545

素因数分解:

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

素因数の和:326

約数の個数: 32

約数和(自身を含む): 2851200

約数和(自身を除く): 1289655

約数列:

[1, 3, 5, 9, 15, 27, 43, 45, 129, 135, 215, 269, 387, 645, 807, 1161, 1345, 1935, 2421, 4035, 5805, 7263, 11567, 12105, 34701, 36315, 57835, 104103, 173505, 312309, 520515, 1561545]

約数ペア:

[(1, 1561545), (3, 520515), (5, 312309), (9, 173505), (15, 104103), (27, 57835), (43, 36315), (45, 34701), (129, 12105), (135, 11567), (215, 7263), (269, 5805), (387, 4035), (645, 2421), (807, 1935), (1161, 1345)]