7278201

素因数分解:

$3^3\times 7^1\times {\mathrm{97}}^1\times {\mathrm{397}}^1$

素因数の和:510

約数の個数: 32

約数和(自身を含む): 12481280

約数和(自身を除く): 5203079

約数列:

[1, 3, 7, 9, 21, 27, 63, 97, 189, 291, 397, 679, 873, 1191, 2037, 2619, 2779, 3573, 6111, 8337, 10719, 18333, 25011, 38509, 75033, 115527, 269563, 346581, 808689, 1039743, 2426067, 7278201]

約数ペア:

[(1, 7278201), (3, 2426067), (7, 1039743), (9, 808689), (21, 346581), (27, 269563), (63, 115527), (97, 75033), (189, 38509), (291, 25011), (397, 18333), (679, 10719), (873, 8337), (1191, 6111), (2037, 3573), (2619, 2779)]