27810842

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1\times {\mathrm{1409}}^1$

素因数の和:1621

約数の個数: 16

約数和(自身を含む): 42638400

約数和(自身を除く): 14827558

約数列:

[1, 2, 71, 139, 142, 278, 1409, 2818, 9869, 19738, 100039, 195851, 200078, 391702, 13905421, 27810842]

約数ペア:

[(1, 27810842), (2, 13905421), (71, 391702), (139, 200078), (142, 195851), (278, 100039), (1409, 19738), (2818, 9869)]