128429512

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{6653}}^1$

素因数の和:6805

約数の個数: 32

約数和(自身を含む): 255513600

約数和(自身を除く): 127084088

約数列:

[1, 2, 4, 8, 19, 38, 76, 127, 152, 254, 508, 1016, 2413, 4826, 6653, 9652, 13306, 19304, 26612, 53224, 126407, 252814, 505628, 844931, 1011256, 1689862, 3379724, 6759448, 16053689, 32107378, 64214756, 128429512]

約数ペア:

[(1, 128429512), (2, 64214756), (4, 32107378), (8, 16053689), (19, 6759448), (38, 3379724), (76, 1689862), (127, 1011256), (152, 844931), (254, 505628), (508, 252814), (1016, 126407), (2413, 53224), (4826, 26612), (6653, 19304), (9652, 13306)]