1977182095

素因数分解:

$5^1\times 7^2\times {\mathrm{443}}^1\times {\mathrm{18217}}^1$

素因数の和:18679

約数の個数: 24

約数和(自身を含む): 2766366864

約数和(自身を除く): 789184769

約数列:

[1, 5, 7, 35, 49, 245, 443, 2215, 3101, 15505, 18217, 21707, 91085, 108535, 127519, 637595, 892633, 4463165, 8070131, 40350655, 56490917, 282454585, 395436419, 1977182095]

約数ペア:

[(1, 1977182095), (5, 395436419), (7, 282454585), (35, 56490917), (49, 40350655), (245, 8070131), (443, 4463165), (2215, 892633), (3101, 637595), (15505, 127519), (18217, 108535), (21707, 91085)]