11813973

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{1307}}^1$

素因数の和:1464

約数の個数: 16

約数和(自身を含む): 16574976

約数和(自身を除く): 4761003

約数列:

[1, 3, 23, 69, 131, 393, 1307, 3013, 3921, 9039, 30061, 90183, 171217, 513651, 3937991, 11813973]

約数ペア:

[(1, 11813973), (3, 3937991), (23, 513651), (69, 171217), (131, 90183), (393, 30061), (1307, 9039), (3013, 3921)]