12998909

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{103}}^1\times {\mathrm{149}}^1$

素因数の和:281

約数の個数: 24

約数和(自身を含む): 16598400

約数和(自身を除く): 3599491

約数列:

[1, 7, 11, 77, 103, 121, 149, 721, 847, 1043, 1133, 1639, 7931, 11473, 12463, 15347, 18029, 87241, 107429, 126203, 168817, 1181719, 1856987, 12998909]

約数ペア:

[(1, 12998909), (7, 1856987), (11, 1181719), (77, 168817), (103, 126203), (121, 107429), (149, 87241), (721, 18029), (847, 15347), (1043, 12463), (1133, 11473), (1639, 7931)]