25734261

素因数分解:

$3^1\times 7^3\times {\mathrm{89}}^1\times {\mathrm{281}}^1$

素因数の和:394

約数の個数: 32

約数和(自身を含む): 40608000

約数和(自身を除く): 14873739

約数列:

[1, 3, 7, 21, 49, 89, 147, 267, 281, 343, 623, 843, 1029, 1869, 1967, 4361, 5901, 13083, 13769, 25009, 30527, 41307, 75027, 91581, 96383, 175063, 289149, 525189, 1225441, 3676323, 8578087, 25734261]

約数ペア:

[(1, 25734261), (3, 8578087), (7, 3676323), (21, 1225441), (49, 525189), (89, 289149), (147, 175063), (267, 96383), (281, 91581), (343, 75027), (623, 41307), (843, 30527), (1029, 25009), (1869, 13769), (1967, 13083), (4361, 5901)]