12805197

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{197}}^1\times {\mathrm{461}}^1$

素因数の和:708

約数の個数: 16

約数和(自身を含む): 17563392

約数和(自身を除く): 4758195

約数列:

[1, 3, 47, 141, 197, 461, 591, 1383, 9259, 21667, 27777, 65001, 90817, 272451, 4268399, 12805197]

約数ペア:

[(1, 12805197), (3, 4268399), (47, 272451), (141, 90817), (197, 65001), (461, 27777), (591, 21667), (1383, 9259)]