130721906

素因数分解:

$2^1\times 7^2\times {\mathrm{199}}^1\times {\mathrm{6703}}^1$

素因数の和:6918

約数の個数: 24

約数和(自身を含む): 229276800

約数和(自身を除く): 98554894

約数列:

[1, 2, 7, 14, 49, 98, 199, 398, 1393, 2786, 6703, 9751, 13406, 19502, 46921, 93842, 328447, 656894, 1333897, 2667794, 9337279, 18674558, 65360953, 130721906]

約数ペア:

[(1, 130721906), (2, 65360953), (7, 18674558), (14, 9337279), (49, 2667794), (98, 1333897), (199, 656894), (398, 328447), (1393, 93842), (2786, 46921), (6703, 19502), (9751, 13406)]