51102639

素因数分解:

$3^2\times 7^2\times {\mathrm{115879}}^1$

素因数の和:115899

約数の個数: 18

約数和(自身を含む): 85867080

約数和(自身を除く): 34764441

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 115879, 347637, 811153, 1042911, 2433459, 5678071, 7300377, 17034213, 51102639]

約数ペア:

[(1, 51102639), (3, 17034213), (7, 7300377), (9, 5678071), (21, 2433459), (49, 1042911), (63, 811153), (147, 347637), (441, 115879)]