25666767

素因数分解:

$3^3\times 7^1\times {\mathrm{139}}^1\times {\mathrm{977}}^1$

素因数の和:1132

約数の個数: 32

約数和(自身を含む): 43814400

約数和(自身を除く): 18147633

約数列:

[1, 3, 7, 9, 21, 27, 63, 139, 189, 417, 973, 977, 1251, 2919, 2931, 3753, 6839, 8757, 8793, 20517, 26271, 26379, 61551, 135803, 184653, 407409, 950621, 1222227, 2851863, 3666681, 8555589, 25666767]

約数ペア:

[(1, 25666767), (3, 8555589), (7, 3666681), (9, 2851863), (21, 1222227), (27, 950621), (63, 407409), (139, 184653), (189, 135803), (417, 61551), (973, 26379), (977, 26271), (1251, 20517), (2919, 8793), (2931, 8757), (3753, 6839)]