20131408521

素因数分解:

$3^3\times 7^1\times {\mathrm{106515389}}^1$

素因数の和:106515405

約数の個数: 16

約数和(自身を含む): 34084924800

約数和(自身を除く): 13953516279

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 106515389, 319546167, 745607723, 958638501, 2236823169, 2875915503, 6710469507, 20131408521]

約数ペア:

[(1, 20131408521), (3, 6710469507), (7, 2875915503), (9, 2236823169), (21, 958638501), (27, 745607723), (63, 319546167), (189, 106515389)]