128191514

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{127}}^1$

素因数の和:291

約数の個数: 48

約数和(自身を含む): 220222464

約数和(自身を除く): 92030950

約数列:

[1, 2, 11, 22, 43, 86, 97, 121, 127, 194, 242, 254, 473, 946, 1067, 1397, 2134, 2794, 4171, 5203, 5461, 8342, 10406, 10922, 11737, 12319, 15367, 23474, 24638, 30734, 45881, 60071, 91762, 120142, 135509, 271018, 504691, 529717, 660781, 1009382, 1059434, 1321562, 1490599, 2981198, 5826887, 11653774, 64095757, 128191514]

約数ペア:

[(1, 128191514), (2, 64095757), (11, 11653774), (22, 5826887), (43, 2981198), (86, 1490599), (97, 1321562), (121, 1059434), (127, 1009382), (194, 660781), (242, 529717), (254, 504691), (473, 271018), (946, 135509), (1067, 120142), (1397, 91762), (2134, 60071), (2794, 45881), (4171, 30734), (5203, 24638), (5461, 23474), (8342, 15367), (10406, 12319), (10922, 11737)]