490939434

素因数分解:

$2^1\times 3^3\times {\mathrm{29}}^1\times {\mathrm{251}}^1\times {\mathrm{1249}}^1$

素因数の和:1540

約数の個数: 64

約数和(自身を含む): 1134000000

約数和(自身を除く): 643060566

約数列:

[1, 2, 3, 6, 9, 18, 27, 29, 54, 58, 87, 174, 251, 261, 502, 522, 753, 783, 1249, 1506, 1566, 2259, 2498, 3747, 4518, 6777, 7279, 7494, 11241, 13554, 14558, 21837, 22482, 33723, 36221, 43674, 65511, 67446, 72442, 108663, 131022, 196533, 217326, 313499, 325989, 393066, 626998, 651978, 940497, 977967, 1880994, 1955934, 2821491, 5642982, 8464473, 9091471, 16928946, 18182942, 27274413, 54548826, 81823239, 163646478, 245469717, 490939434]

約数ペア:

[(1, 490939434), (2, 245469717), (3, 163646478), (6, 81823239), (9, 54548826), (18, 27274413), (27, 18182942), (29, 16928946), (54, 9091471), (58, 8464473), (87, 5642982), (174, 2821491), (251, 1955934), (261, 1880994), (502, 977967), (522, 940497), (753, 651978), (783, 626998), (1249, 393066), (1506, 325989), (1566, 313499), (2259, 217326), (2498, 196533), (3747, 131022), (4518, 108663), (6777, 72442), (7279, 67446), (7494, 65511), (11241, 43674), (13554, 36221), (14558, 33723), (21837, 22482)]