491905761

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{137}}^1\times {\mathrm{3061}}^1$

素因数の和:3241

約数の個数: 32

約数和(自身を含む): 730176768

約数和(自身を除く): 238271007

約数列:

[1, 3, 17, 23, 51, 69, 137, 391, 411, 1173, 2329, 3061, 3151, 6987, 9183, 9453, 52037, 53567, 70403, 156111, 160701, 211209, 419357, 1196851, 1258071, 3590553, 7129069, 9645211, 21387207, 28935633, 163968587, 491905761]

約数ペア:

[(1, 491905761), (3, 163968587), (17, 28935633), (23, 21387207), (51, 9645211), (69, 7129069), (137, 3590553), (391, 1258071), (411, 1196851), (1173, 419357), (2329, 211209), (3061, 160701), (3151, 156111), (6987, 70403), (9183, 53567), (9453, 52037)]