13138937

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{223}}^1\times {\mathrm{443}}^1$

素因数の和:692

約数の個数: 16

約数和(自身を含む): 15912960

約数和(自身を除く): 2774023

約数列:

[1, 7, 19, 133, 223, 443, 1561, 3101, 4237, 8417, 29659, 58919, 98789, 691523, 1876991, 13138937]

約数ペア:

[(1, 13138937), (7, 1876991), (19, 691523), (133, 98789), (223, 58919), (443, 29659), (1561, 8417), (3101, 4237)]