71961704

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{3947}}^1$

素因数の和:4049

約数の個数: 32

約数和(自身を含む): 140706720

約数和(自身を除く): 68745016

約数列:

[1, 2, 4, 8, 43, 53, 86, 106, 172, 212, 344, 424, 2279, 3947, 4558, 7894, 9116, 15788, 18232, 31576, 169721, 209191, 339442, 418382, 678884, 836764, 1357768, 1673528, 8995213, 17990426, 35980852, 71961704]

約数ペア:

[(1, 71961704), (2, 35980852), (4, 17990426), (8, 8995213), (43, 1673528), (53, 1357768), (86, 836764), (106, 678884), (172, 418382), (212, 339442), (344, 209191), (424, 169721), (2279, 31576), (3947, 18232), (4558, 15788), (7894, 9116)]