31640037

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{563}}^1$

素因数の和:721

約数の個数: 32

約数和(自身を含む): 50029056

約数和(自身を除く): 18389019

約数列:

[1, 3, 11, 13, 33, 39, 131, 143, 393, 429, 563, 1441, 1689, 1703, 4323, 5109, 6193, 7319, 18579, 18733, 21957, 56199, 73753, 80509, 221259, 241527, 811283, 958789, 2433849, 2876367, 10546679, 31640037]

約数ペア:

[(1, 31640037), (3, 10546679), (11, 2876367), (13, 2433849), (33, 958789), (39, 811283), (131, 241527), (143, 221259), (393, 80509), (429, 73753), (563, 56199), (1441, 21957), (1689, 18733), (1703, 18579), (4323, 7319), (5109, 6193)]