61638038

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{400247}}^1$

素因数の和:400267

約数の個数: 16

約数和(自身を含む): 115271424

約数和(自身を除く): 53633386

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 400247, 800494, 2801729, 4402717, 5603458, 8805434, 30819019, 61638038]

約数ペア:

[(1, 61638038), (2, 30819019), (7, 8805434), (11, 5603458), (14, 4402717), (22, 2801729), (77, 800494), (154, 400247)]