128728842

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{677}}^1$

素因数の和:803

約数の個数: 64

約数和(自身を含む): 292114944

約数和(自身を除く): 163386102

約数列:

[1, 2, 3, 6, 11, 22, 33, 43, 66, 67, 86, 129, 134, 201, 258, 402, 473, 677, 737, 946, 1354, 1419, 1474, 2031, 2211, 2838, 2881, 4062, 4422, 5762, 7447, 8643, 14894, 17286, 22341, 29111, 31691, 44682, 45359, 58222, 63382, 87333, 90718, 95073, 136077, 174666, 190146, 272154, 320221, 498949, 640442, 960663, 997898, 1496847, 1921326, 1950437, 2993694, 3900874, 5851311, 11702622, 21454807, 42909614, 64364421, 128728842]

約数ペア:

[(1, 128728842), (2, 64364421), (3, 42909614), (6, 21454807), (11, 11702622), (22, 5851311), (33, 3900874), (43, 2993694), (66, 1950437), (67, 1921326), (86, 1496847), (129, 997898), (134, 960663), (201, 640442), (258, 498949), (402, 320221), (473, 272154), (677, 190146), (737, 174666), (946, 136077), (1354, 95073), (1419, 90718), (1474, 87333), (2031, 63382), (2211, 58222), (2838, 45359), (2881, 44682), (4062, 31691), (4422, 29111), (5762, 22341), (7447, 17286), (8643, 14894)]