25429761

素因数分解:

$3^3\times 7^1\times {\mathrm{157}}^1\times {\mathrm{857}}^1$

素因数の和:1030

約数の個数: 32

約数和(自身を含む): 43380480

約数和(自身を除く): 17950719

約数列:

[1, 3, 7, 9, 21, 27, 63, 157, 189, 471, 857, 1099, 1413, 2571, 3297, 4239, 5999, 7713, 9891, 17997, 23139, 29673, 53991, 134549, 161973, 403647, 941843, 1210941, 2825529, 3632823, 8476587, 25429761]

約数ペア:

[(1, 25429761), (3, 8476587), (7, 3632823), (9, 2825529), (21, 1210941), (27, 941843), (63, 403647), (157, 161973), (189, 134549), (471, 53991), (857, 29673), (1099, 23139), (1413, 17997), (2571, 9891), (3297, 7713), (4239, 5999)]