81328701

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{439}}^1\times {\mathrm{1669}}^1$

素因数の和:2148

約数の個数: 16

約数和(自身を含む): 111689600

約数和(自身を除く): 30360899

約数列:

[1, 3, 37, 111, 439, 1317, 1669, 5007, 16243, 48729, 61753, 185259, 732691, 2198073, 27109567, 81328701]

約数ペア:

[(1, 81328701), (3, 27109567), (37, 2198073), (111, 732691), (439, 185259), (1317, 61753), (1669, 48729), (5007, 16243)]