31931913

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{43093}}^1$

素因数の和:43128

約数の個数: 16

約数和(自身を含む): 48265280

約数和(自身を除く): 16333367

約数列:

[1, 3, 13, 19, 39, 57, 247, 741, 43093, 129279, 560209, 818767, 1680627, 2456301, 10643971, 31931913]

約数ペア:

[(1, 31931913), (3, 10643971), (13, 2456301), (19, 1680627), (39, 818767), (57, 560209), (247, 129279), (741, 43093)]