131274958

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{83}}^1\times {\mathrm{347}}^1$

素因数の和:528

約数の個数: 32

約数和(自身を含む): 208365696

約数和(自身を除く): 77090738

約数列:

[1, 2, 43, 53, 83, 86, 106, 166, 347, 694, 2279, 3569, 4399, 4558, 7138, 8798, 14921, 18391, 28801, 29842, 36782, 57602, 189157, 378314, 790813, 1238443, 1526453, 1581626, 2476886, 3052906, 65637479, 131274958]

約数ペア:

[(1, 131274958), (2, 65637479), (43, 3052906), (53, 2476886), (83, 1581626), (86, 1526453), (106, 1238443), (166, 790813), (347, 378314), (694, 189157), (2279, 57602), (3569, 36782), (4399, 29842), (4558, 28801), (7138, 18391), (8798, 14921)]