254721489

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{349}}^1\times {\mathrm{1301}}^1$

素因数の和:1681

約数の個数: 32

約数和(自身を含む): 393724800

約数和(自身を除く): 139003311

約数列:

[1, 3, 11, 17, 33, 51, 187, 349, 561, 1047, 1301, 3839, 3903, 5933, 11517, 14311, 17799, 22117, 42933, 65263, 66351, 195789, 243287, 454049, 729861, 1362147, 4994539, 7718833, 14983617, 23156499, 84907163, 254721489]

約数ペア:

[(1, 254721489), (3, 84907163), (11, 23156499), (17, 14983617), (33, 7718833), (51, 4994539), (187, 1362147), (349, 729861), (561, 454049), (1047, 243287), (1301, 195789), (3839, 66351), (3903, 65263), (5933, 42933), (11517, 22117), (14311, 17799)]