68918218

素因数分解:

$2^1\times {\mathrm{89}}^1\times {\mathrm{313}}^1\times {\mathrm{1237}}^1$

素因数の和:1641

約数の個数: 16

約数和(自身を含む): 104957640

約数和(自身を除く): 36039422

約数列:

[1, 2, 89, 178, 313, 626, 1237, 2474, 27857, 55714, 110093, 220186, 387181, 774362, 34459109, 68918218]

約数ペア:

[(1, 68918218), (2, 34459109), (89, 774362), (178, 387181), (313, 220186), (626, 110093), (1237, 55714), (2474, 27857)]