27847275

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{21841}}^1$

素因数の和:21871

約数の個数: 24

約数和(自身を含む): 48751344

約数和(自身を除く): 20904069

約数列:

[1, 3, 5, 15, 17, 25, 51, 75, 85, 255, 425, 1275, 21841, 65523, 109205, 327615, 371297, 546025, 1113891, 1638075, 1856485, 5569455, 9282425, 27847275]

約数ペア:

[(1, 27847275), (3, 9282425), (5, 5569455), (15, 1856485), (17, 1638075), (25, 1113891), (51, 546025), (75, 371297), (85, 327615), (255, 109205), (425, 65523), (1275, 21841)]