30670906

素因数分解:

$2^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{15761}}^1$

素因数の和:15909

約数の個数: 16

約数和(自身を含む): 52960320

約数和(自身を除く): 22289414

約数列:

[1, 2, 7, 14, 139, 278, 973, 1946, 15761, 31522, 110327, 220654, 2190779, 4381558, 15335453, 30670906]

約数ペア:

[(1, 30670906), (2, 15335453), (7, 4381558), (14, 2190779), (139, 220654), (278, 110327), (973, 31522), (1946, 15761)]