13237021

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{197}}^1\times {\mathrm{331}}^1$

素因数の和:564

約数の個数: 16

約数和(自身を含む): 15776640

約数和(自身を除く): 2539619

約数列:

[1, 7, 29, 197, 203, 331, 1379, 2317, 5713, 9599, 39991, 65207, 67193, 456449, 1891003, 13237021]

約数ペア:

[(1, 13237021), (7, 1891003), (29, 456449), (197, 67193), (203, 65207), (331, 39991), (1379, 9599), (2317, 5713)]