127412408

素因数分解:

$2^3\times {\mathrm{61}}^1\times {\mathrm{157}}^1\times {\mathrm{1663}}^1$

素因数の和:1887

約数の個数: 32

約数和(自身を含む): 244508160

約数和(自身を除く): 117095752

約数列:

[1, 2, 4, 8, 61, 122, 157, 244, 314, 488, 628, 1256, 1663, 3326, 6652, 9577, 13304, 19154, 38308, 76616, 101443, 202886, 261091, 405772, 522182, 811544, 1044364, 2088728, 15926551, 31853102, 63706204, 127412408]

約数ペア:

[(1, 127412408), (2, 63706204), (4, 31853102), (8, 15926551), (61, 2088728), (122, 1044364), (157, 811544), (244, 522182), (314, 405772), (488, 261091), (628, 202886), (1256, 101443), (1663, 76616), (3326, 38308), (6652, 19154), (9577, 13304)]