128512982

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{1619}}^1$

素因数の和:1748

約数の個数: 32

約数和(自身を含む): 215550720

約数和(自身を除く): 87037738

約数列:

[1, 2, 13, 26, 43, 71, 86, 142, 559, 923, 1118, 1619, 1846, 3053, 3238, 6106, 21047, 39689, 42094, 69617, 79378, 114949, 139234, 229898, 905021, 1494337, 1810042, 2988674, 4942807, 9885614, 64256491, 128512982]

約数ペア:

[(1, 128512982), (2, 64256491), (13, 9885614), (26, 4942807), (43, 2988674), (71, 1810042), (86, 1494337), (142, 905021), (559, 229898), (923, 139234), (1118, 114949), (1619, 79378), (1846, 69617), (3053, 42094), (3238, 39689), (6106, 21047)]