30989673

素因数分解:

$3^2\times {\mathrm{11}}^3\times {\mathrm{13}}^1\times {\mathrm{199}}^1$

素因数の和:251

約数の個数: 48

約数和(自身を含む): 53289600

約数和(自身を除く): 22299927

約数列:

[1, 3, 9, 11, 13, 33, 39, 99, 117, 121, 143, 199, 363, 429, 597, 1089, 1287, 1331, 1573, 1791, 2189, 2587, 3993, 4719, 6567, 7761, 11979, 14157, 17303, 19701, 23283, 24079, 28457, 51909, 72237, 85371, 155727, 216711, 256113, 264869, 313027, 794607, 939081, 2383821, 2817243, 3443297, 10329891, 30989673]

約数ペア:

[(1, 30989673), (3, 10329891), (9, 3443297), (11, 2817243), (13, 2383821), (33, 939081), (39, 794607), (99, 313027), (117, 264869), (121, 256113), (143, 216711), (199, 155727), (363, 85371), (429, 72237), (597, 51909), (1089, 28457), (1287, 24079), (1331, 23283), (1573, 19701), (1791, 17303), (2189, 14157), (2587, 11979), (3993, 7761), (4719, 6567)]