209905103618

素因数分解:

$2^1\times 7^1\times {\mathrm{6229}}^1\times {\mathrm{2407003}}^1$

素因数の和:2413241

約数の個数: 16

約数和(自身を含む): 359895238080

約数和(自身を除く): 149990134462

約数列:

[1, 2, 7, 14, 6229, 12458, 43603, 87206, 2407003, 4814006, 16849021, 33698042, 14993221687, 29986443374, 104952551809, 209905103618]

約数ペア:

[(1, 209905103618), (2, 104952551809), (7, 29986443374), (14, 14993221687), (6229, 33698042), (12458, 16849021), (43603, 4814006), (87206, 2407003)]