991704958

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{199}}^1\times {\mathrm{57947}}^1$

素因数の和:58191

約数の個数: 16

約数和(自身を含む): 1529827200

約数和(自身を除く): 538122242

約数列:

[1, 2, 43, 86, 199, 398, 8557, 17114, 57947, 115894, 2491721, 4983442, 11531453, 23062906, 495852479, 991704958]

約数ペア:

[(1, 991704958), (2, 495852479), (43, 23062906), (86, 11531453), (199, 4983442), (398, 2491721), (8557, 115894), (17114, 57947)]