31620255

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{124001}}^1$

素因数の和:124026

約数の個数: 16

約数和(自身を含む): 53568864

約数和(自身を除く): 21948609

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 124001, 372003, 620005, 1860015, 2108017, 6324051, 10540085, 31620255]

約数ペア:

[(1, 31620255), (3, 10540085), (5, 6324051), (15, 2108017), (17, 1860015), (51, 620005), (85, 372003), (255, 124001)]