67686773

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{20443}}^1$

素因数の和:20504

約数の個数: 16

約数和(自身を含む): 86355456

約数和(自身を除く): 18668683

約数列:

[1, 7, 11, 43, 77, 301, 473, 3311, 20443, 143101, 224873, 879049, 1574111, 6153343, 9669539, 67686773]

約数ペア:

[(1, 67686773), (7, 9669539), (11, 6153343), (43, 1574111), (77, 879049), (301, 224873), (473, 143101), (3311, 20443)]