25997139

素因数分解:

$3^3\times 7^1\times {\mathrm{67}}^1\times {\mathrm{2053}}^1$

素因数の和:2136

約数の個数: 32

約数和(自身を含む): 44695040

約数和(自身を除く): 18697901

約数列:

[1, 3, 7, 9, 21, 27, 63, 67, 189, 201, 469, 603, 1407, 1809, 2053, 4221, 6159, 12663, 14371, 18477, 43113, 55431, 129339, 137551, 388017, 412653, 962857, 1237959, 2888571, 3713877, 8665713, 25997139]

約数ペア:

[(1, 25997139), (3, 8665713), (7, 3713877), (9, 2888571), (21, 1237959), (27, 962857), (63, 412653), (67, 388017), (189, 137551), (201, 129339), (469, 55431), (603, 43113), (1407, 18477), (1809, 14371), (2053, 12663), (4221, 6159)]