16902138789

素因数分解:

$3^2\times {\mathrm{127}}^1\times {\mathrm{163}}^1\times {\mathrm{257}}^1\times {\mathrm{353}}^1$

素因数の和:906

約数の個数: 48

約数和(自身を含む): 24924137472

約数和(自身を除く): 8021998683

約数列:

[1, 3, 9, 127, 163, 257, 353, 381, 489, 771, 1059, 1143, 1467, 2313, 3177, 20701, 32639, 41891, 44831, 57539, 62103, 90721, 97917, 125673, 134493, 172617, 186309, 272163, 293751, 377019, 403479, 517851, 816489, 5320157, 7307453, 11521567, 14787523, 15960471, 21922359, 34564701, 44362569, 47881413, 65767077, 103694103, 133087707, 1878015421, 5634046263, 16902138789]

約数ペア:

[(1, 16902138789), (3, 5634046263), (9, 1878015421), (127, 133087707), (163, 103694103), (257, 65767077), (353, 47881413), (381, 44362569), (489, 34564701), (771, 21922359), (1059, 15960471), (1143, 14787523), (1467, 11521567), (2313, 7307453), (3177, 5320157), (20701, 816489), (32639, 517851), (41891, 403479), (44831, 377019), (57539, 293751), (62103, 272163), (90721, 186309), (97917, 172617), (125673, 134493)]