11987369709

素因数分解:

$3^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{4357459}}^1$

素因数の和:4357600

約数の個数: 16

約数和(自身を含む): 18405911040

約数和(自身を除く): 6418541331

約数列:

[1, 3, 7, 21, 131, 393, 917, 2751, 4357459, 13072377, 30502213, 91506639, 570827129, 1712481387, 3995789903, 11987369709]

約数ペア:

[(1, 11987369709), (3, 3995789903), (7, 1712481387), (21, 570827129), (131, 91506639), (393, 30502213), (917, 13072377), (2751, 4357459)]