131302856

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{7457}}^1$

素因数の和:7565

約数の個数: 32

約数和(自身を含む): 257748480

約数和(自身を除く): 126445624

約数列:

[1, 2, 4, 8, 31, 62, 71, 124, 142, 248, 284, 568, 2201, 4402, 7457, 8804, 14914, 17608, 29828, 59656, 231167, 462334, 529447, 924668, 1058894, 1849336, 2117788, 4235576, 16412857, 32825714, 65651428, 131302856]

約数ペア:

[(1, 131302856), (2, 65651428), (4, 32825714), (8, 16412857), (31, 4235576), (62, 2117788), (71, 1849336), (124, 1058894), (142, 924668), (248, 529447), (284, 462334), (568, 231167), (2201, 59656), (4402, 29828), (7457, 17608), (8804, 14914)]