398053293

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{256643}}^1$

素因数の和:256704

約数の個数: 16

約数和(自身を含む): 591307776

約数和(自身を除く): 193254483

約数列:

[1, 3, 11, 33, 47, 141, 517, 1551, 256643, 769929, 2823073, 8469219, 12062221, 36186663, 132684431, 398053293]

約数ペア:

[(1, 398053293), (3, 132684431), (11, 36186663), (33, 12062221), (47, 8469219), (141, 2823073), (517, 769929), (1551, 256643)]