281399994

素因数分解:

$2^1\times 3^4\times {\mathrm{19}}^1\times {\mathrm{91423}}^1$

素因数の和:91456

約数の個数: 40

約数和(自身を含む): 663738240

約数和(自身を除く): 382338246

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 38, 54, 57, 81, 114, 162, 171, 342, 513, 1026, 1539, 3078, 91423, 182846, 274269, 548538, 822807, 1645614, 1737037, 2468421, 3474074, 4936842, 5211111, 7405263, 10422222, 14810526, 15633333, 31266666, 46899999, 93799998, 140699997, 281399994]

約数ペア:

[(1, 281399994), (2, 140699997), (3, 93799998), (6, 46899999), (9, 31266666), (18, 15633333), (19, 14810526), (27, 10422222), (38, 7405263), (54, 5211111), (57, 4936842), (81, 3474074), (114, 2468421), (162, 1737037), (171, 1645614), (342, 822807), (513, 548538), (1026, 274269), (1539, 182846), (3078, 91423)]