13388697

素因数分解:

$3^2\times 7^1\times {\mathrm{223}}^1\times {\mathrm{953}}^1$

素因数の和:1189

約数の個数: 24

約数和(自身を含む): 22224384

約数和(自身を除く): 8835687

約数列:

[1, 3, 7, 9, 21, 63, 223, 669, 953, 1561, 2007, 2859, 4683, 6671, 8577, 14049, 20013, 60039, 212519, 637557, 1487633, 1912671, 4462899, 13388697]

約数ペア:

[(1, 13388697), (3, 4462899), (7, 1912671), (9, 1487633), (21, 637557), (63, 212519), (223, 60039), (669, 20013), (953, 14049), (1561, 8577), (2007, 6671), (2859, 4683)]