66782139

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{401}}^1\times {\mathrm{1291}}^1$

素因数の和:1738

約数の個数: 16

約数和(自身を含む): 91411584

約数和(自身を除く): 24629445

約数列:

[1, 3, 43, 129, 401, 1203, 1291, 3873, 17243, 51729, 55513, 166539, 517691, 1553073, 22260713, 66782139]

約数ペア:

[(1, 66782139), (3, 22260713), (43, 1553073), (129, 517691), (401, 166539), (1203, 55513), (1291, 51729), (3873, 17243)]