208078969

素因数分解:

$7^1\times {\mathrm{79}}^1\times {\mathrm{139}}^1\times {\mathrm{2707}}^1$

素因数の和:2932

約数の個数: 16

約数和(自身を含む): 242636800

約数和(自身を除く): 34557831

約数列:

[1, 7, 79, 139, 553, 973, 2707, 10981, 18949, 76867, 213853, 376273, 1496971, 2633911, 29725567, 208078969]

約数ペア:

[(1, 208078969), (7, 29725567), (79, 2633911), (139, 1496971), (553, 376273), (973, 213853), (2707, 76867), (10981, 18949)]