131807788

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{247759}}^1$

素因数の和:247789

約数の個数: 24

約数和(自身を含む): 277491200

約数和(自身を除く): 145683412

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 532, 247759, 495518, 991036, 1734313, 3468626, 4707421, 6937252, 9414842, 18829684, 32951947, 65903894, 131807788]

約数ペア:

[(1, 131807788), (2, 65903894), (4, 32951947), (7, 18829684), (14, 9414842), (19, 6937252), (28, 4707421), (38, 3468626), (76, 1734313), (133, 991036), (266, 495518), (532, 247759)]