81201387

素因数分解:

$3^1\times {\mathrm{67}}^1\times {\mathrm{127}}^1\times {\mathrm{3181}}^1$

素因数の和:3378

約数の個数: 16

約数和(自身を含む): 110784512

約数和(自身を除く): 29583125

約数列:

[1, 3, 67, 127, 201, 381, 3181, 8509, 9543, 25527, 213127, 403987, 639381, 1211961, 27067129, 81201387]

約数ペア:

[(1, 81201387), (3, 27067129), (67, 1211961), (127, 639381), (201, 403987), (381, 213127), (3181, 25527), (8509, 9543)]