201891906

素因数分解:

$2^1\times 3^3\times {\mathrm{37}}^2\times {\mathrm{2731}}^1$

素因数の和:2816

約数の個数: 48

約数和(自身を含む): 461270880

約数和(自身を除く): 259378974

約数列:

[1, 2, 3, 6, 9, 18, 27, 37, 54, 74, 111, 222, 333, 666, 999, 1369, 1998, 2731, 2738, 4107, 5462, 8193, 8214, 12321, 16386, 24579, 24642, 36963, 49158, 73737, 73926, 101047, 147474, 202094, 303141, 606282, 909423, 1818846, 2728269, 3738739, 5456538, 7477478, 11216217, 22432434, 33648651, 67297302, 100945953, 201891906]

約数ペア:

[(1, 201891906), (2, 100945953), (3, 67297302), (6, 33648651), (9, 22432434), (18, 11216217), (27, 7477478), (37, 5456538), (54, 3738739), (74, 2728269), (111, 1818846), (222, 909423), (333, 606282), (666, 303141), (999, 202094), (1369, 147474), (1998, 101047), (2731, 73926), (2738, 73737), (4107, 49158), (5462, 36963), (8193, 24642), (8214, 24579), (12321, 16386)]