31276869

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{42209}}^1$

素因数の和:42244

約数の個数: 16

約数和(自身を含む): 47275200

約数和(自身を除く): 15998331

約数列:

[1, 3, 13, 19, 39, 57, 247, 741, 42209, 126627, 548717, 801971, 1646151, 2405913, 10425623, 31276869]

約数ペア:

[(1, 31276869), (3, 10425623), (13, 2405913), (19, 1646151), (39, 801971), (57, 548717), (247, 126627), (741, 42209)]