2047617

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1$

素因数の和:110

約数の個数: 48

約数和(自身を含む): 3651648

約数和(自身を除く): 1604031

約数列:

[1, 3, 9, 11, 13, 33, 37, 39, 43, 99, 111, 117, 129, 143, 333, 387, 407, 429, 473, 481, 559, 1221, 1287, 1419, 1443, 1591, 1677, 3663, 4257, 4329, 4773, 5031, 5291, 6149, 14319, 15873, 17501, 18447, 20683, 47619, 52503, 55341, 62049, 157509, 186147, 227513, 682539, 2047617]

約数ペア:

[(1, 2047617), (3, 682539), (9, 227513), (11, 186147), (13, 157509), (33, 62049), (37, 55341), (39, 52503), (43, 47619), (99, 20683), (111, 18447), (117, 17501), (129, 15873), (143, 14319), (333, 6149), (387, 5291), (407, 5031), (429, 4773), (473, 4329), (481, 4257), (559, 3663), (1221, 1677), (1287, 1591), (1419, 1443)]