85687215

素因数分解:

$3^1\times 5^1\times {\mathrm{151}}^1\times {\mathrm{37831}}^1$

素因数の和:37990

約数の個数: 16

約数和(自身を含む): 138011136

約数和(自身を除く): 52323921

約数列:

[1, 3, 5, 15, 151, 453, 755, 2265, 37831, 113493, 189155, 567465, 5712481, 17137443, 28562405, 85687215]

約数ペア:

[(1, 85687215), (3, 28562405), (5, 17137443), (15, 5712481), (151, 567465), (453, 189155), (755, 113493), (2265, 37831)]