1180905

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{421}}^1$

素因数の和:457

約数の個数: 32

約数和(自身を含む): 2187648

約数和(自身を除く): 1006743

約数列:

[1, 3, 5, 11, 15, 17, 33, 51, 55, 85, 165, 187, 255, 421, 561, 935, 1263, 2105, 2805, 4631, 6315, 7157, 13893, 21471, 23155, 35785, 69465, 78727, 107355, 236181, 393635, 1180905]

約数ペア:

[(1, 1180905), (3, 393635), (5, 236181), (11, 107355), (15, 78727), (17, 69465), (33, 35785), (51, 23155), (55, 21471), (85, 13893), (165, 7157), (187, 6315), (255, 4631), (421, 2805), (561, 2105), (935, 1263)]