12867491

素因数分解:

$7^1\times {\mathrm{13}}^2\times {\mathrm{73}}^1\times {\mathrm{149}}^1$

素因数の和:255

約数の個数: 24

約数和(自身を含む): 16250400

約数和(自身を除く): 3382909

約数列:

[1, 7, 13, 73, 91, 149, 169, 511, 949, 1043, 1183, 1937, 6643, 10877, 12337, 13559, 25181, 76139, 86359, 141401, 176267, 989807, 1838213, 12867491]

約数ペア:

[(1, 12867491), (7, 1838213), (13, 989807), (73, 176267), (91, 141401), (149, 86359), (169, 76139), (511, 25181), (949, 13559), (1043, 12337), (1183, 10877), (1937, 6643)]