278437494

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{42929}}^1$

素因数の和:43004

約数の個数: 32

約数和(自身を含む): 593464320

約数和(自身を除く): 315026826

約数列:

[1, 2, 3, 6, 23, 46, 47, 69, 94, 138, 141, 282, 1081, 2162, 3243, 6486, 42929, 85858, 128787, 257574, 987367, 1974734, 2017663, 2962101, 4035326, 5924202, 6052989, 12105978, 46406249, 92812498, 139218747, 278437494]

約数ペア:

[(1, 278437494), (2, 139218747), (3, 92812498), (6, 46406249), (23, 12105978), (46, 6052989), (47, 5924202), (69, 4035326), (94, 2962101), (138, 2017663), (141, 1974734), (282, 987367), (1081, 257574), (2162, 128787), (3243, 85858), (6486, 42929)]