128403892

素因数分解:

$2^2\times {\mathrm{67}}^1\times {\mathrm{283}}^1\times {\mathrm{1693}}^1$

素因数の和:2047

約数の個数: 24

約数和(自身を含む): 229001696

約数和(自身を除く): 100597804

約数列:

[1, 2, 4, 67, 134, 268, 283, 566, 1132, 1693, 3386, 6772, 18961, 37922, 75844, 113431, 226862, 453724, 479119, 958238, 1916476, 32100973, 64201946, 128403892]

約数ペア:

[(1, 128403892), (2, 64201946), (4, 32100973), (67, 1916476), (134, 958238), (268, 479119), (283, 453724), (566, 226862), (1132, 113431), (1693, 75844), (3386, 37922), (6772, 18961)]