278399519991

素因数分解:

$3^5\times {\mathrm{101}}^1\times {\mathrm{11343337}}^1$

素因数の和:11343453

約数の個数: 24

約数和(自身を含む): 421155453264

約数和(自身を除く): 142755933273

約数列:

[1, 3, 9, 27, 81, 101, 243, 303, 909, 2727, 8181, 24543, 11343337, 34030011, 102090033, 306270099, 918810297, 1145677037, 2756430891, 3437031111, 10311093333, 30933279999, 92799839997, 278399519991]

約数ペア:

[(1, 278399519991), (3, 92799839997), (9, 30933279999), (27, 10311093333), (81, 3437031111), (101, 2756430891), (243, 1145677037), (303, 918810297), (909, 306270099), (2727, 102090033), (8181, 34030011), (24543, 11343337)]