137931842

素因数分解:

$2^1\times {\mathrm{71}}^2\times {\mathrm{13681}}^1$

素因数の和:13825

約数の個数: 12

約数和(自身を含む): 209868198

約数和(自身を除く): 71936356

約数列:

[1, 2, 71, 142, 5041, 10082, 13681, 27362, 971351, 1942702, 68965921, 137931842]

約数ペア:

[(1, 137931842), (2, 68965921), (71, 1942702), (142, 971351), (5041, 27362), (10082, 13681)]