28710195

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{112589}}^1$

素因数の和:112614

約数の個数: 16

約数和(自身を含む): 48638880

約数和(自身を除く): 19928685

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 112589, 337767, 562945, 1688835, 1914013, 5742039, 9570065, 28710195]

約数ペア:

[(1, 28710195), (3, 9570065), (5, 5742039), (15, 1914013), (17, 1688835), (51, 562945), (85, 337767), (255, 112589)]