289679907

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{131}}^1\times {\mathrm{593}}^1$

素因数の和:851

約数の個数: 32

約数和(自身を含む): 429048576

約数和(自身を除く): 139368669

約数列:

[1, 3, 11, 33, 113, 131, 339, 393, 593, 1243, 1441, 1779, 3729, 4323, 6523, 14803, 19569, 44409, 67009, 77683, 162833, 201027, 233049, 488499, 737099, 854513, 2211297, 2563539, 8778179, 26334537, 96559969, 289679907]

約数ペア:

[(1, 289679907), (3, 96559969), (11, 26334537), (33, 8778179), (113, 2563539), (131, 2211297), (339, 854513), (393, 737099), (593, 488499), (1243, 233049), (1441, 201027), (1779, 162833), (3729, 77683), (4323, 67009), (6523, 44409), (14803, 19569)]