388828336

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{27901}}^1$

素因数の和:27989

約数の個数: 40

約数和(自身を含む): 823443824

約数和(自身を除く): 434615488

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 67, 104, 134, 208, 268, 536, 871, 1072, 1742, 3484, 6968, 13936, 27901, 55802, 111604, 223208, 362713, 446416, 725426, 1450852, 1869367, 2901704, 3738734, 5803408, 7477468, 14954936, 24301771, 29909872, 48603542, 97207084, 194414168, 388828336]

約数ペア:

[(1, 388828336), (2, 194414168), (4, 97207084), (8, 48603542), (13, 29909872), (16, 24301771), (26, 14954936), (52, 7477468), (67, 5803408), (104, 3738734), (134, 2901704), (208, 1869367), (268, 1450852), (536, 725426), (871, 446416), (1072, 362713), (1742, 223208), (3484, 111604), (6968, 55802), (13936, 27901)]