51209253

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{37189}}^1$

素因数の和:37218

約数の個数: 20

約数和(自身を含む): 80999820

約数和(自身を除く): 29790567

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 459, 1377, 37189, 111567, 334701, 632213, 1004103, 1896639, 3012309, 5689917, 17069751, 51209253]

約数ペア:

[(1, 51209253), (3, 17069751), (9, 5689917), (17, 3012309), (27, 1896639), (51, 1004103), (81, 632213), (153, 334701), (459, 111567), (1377, 37189)]