2548287

素因数分解:

$3^3\times 7^1\times {\mathrm{97}}^1\times {\mathrm{139}}^1$

素因数の和:252

約数の個数: 32

約数和(自身を含む): 4390400

約数和(自身を除く): 1842113

約数列:

[1, 3, 7, 9, 21, 27, 63, 97, 139, 189, 291, 417, 679, 873, 973, 1251, 2037, 2619, 2919, 3753, 6111, 8757, 13483, 18333, 26271, 40449, 94381, 121347, 283143, 364041, 849429, 2548287]

約数ペア:

[(1, 2548287), (3, 849429), (7, 364041), (9, 283143), (21, 121347), (27, 94381), (63, 40449), (97, 26271), (139, 18333), (189, 13483), (291, 8757), (417, 6111), (679, 3753), (873, 2919), (973, 2619), (1251, 2037)]