287970111

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{223753}}^1$

素因数の和:223783

約数の個数: 24

約数和(自身を含む): 488678736

約数和(自身を除く): 200708625

約数列:

[1, 3, 9, 11, 13, 33, 39, 99, 117, 143, 429, 1287, 223753, 671259, 2013777, 2461283, 2908789, 7383849, 8726367, 22151547, 26179101, 31996679, 95990037, 287970111]

約数ペア:

[(1, 287970111), (3, 95990037), (9, 31996679), (11, 26179101), (13, 22151547), (33, 8726367), (39, 7383849), (99, 2908789), (117, 2461283), (143, 2013777), (429, 671259), (1287, 223753)]