131596774

素因数分解:

$2^1\times {\mathrm{19}}^3\times {\mathrm{53}}^1\times {\mathrm{181}}^1$

素因数の和:293

約数の個数: 32

約数和(自身を含む): 213464160

約数和(自身を除く): 81867386

約数列:

[1, 2, 19, 38, 53, 106, 181, 361, 362, 722, 1007, 2014, 3439, 6859, 6878, 9593, 13718, 19133, 19186, 38266, 65341, 130682, 182267, 363527, 364534, 727054, 1241479, 2482958, 3463073, 6926146, 65798387, 131596774]

約数ペア:

[(1, 131596774), (2, 65798387), (19, 6926146), (38, 3463073), (53, 2482958), (106, 1241479), (181, 727054), (361, 364534), (362, 363527), (722, 182267), (1007, 130682), (2014, 65341), (3439, 38266), (6859, 19186), (6878, 19133), (9593, 13718)]