123938991

素因数分解:

$3^5\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{233}}^1$

素因数の和:458

約数の個数: 48

約数和(自身を含む): 204422400

約数和(自身を除く): 80483409

約数列:

[1, 3, 9, 11, 27, 33, 81, 99, 199, 233, 243, 297, 597, 699, 891, 1791, 2097, 2189, 2563, 2673, 5373, 6291, 6567, 7689, 16119, 18873, 19701, 23067, 46367, 48357, 56619, 59103, 69201, 139101, 177309, 207603, 417303, 510037, 531927, 622809, 1251909, 1530111, 3755727, 4590333, 11267181, 13770999, 41312997, 123938991]

約数ペア:

[(1, 123938991), (3, 41312997), (9, 13770999), (11, 11267181), (27, 4590333), (33, 3755727), (81, 1530111), (99, 1251909), (199, 622809), (233, 531927), (243, 510037), (297, 417303), (597, 207603), (699, 177309), (891, 139101), (1791, 69201), (2097, 59103), (2189, 56619), (2563, 48357), (2673, 46367), (5373, 23067), (6291, 19701), (6567, 18873), (7689, 16119)]