280772494

素因数分解:

$2^1\times {\mathrm{107}}^1\times {\mathrm{139}}^1\times {\mathrm{9439}}^1$

素因数の和:9687

約数の個数: 16

約数和(自身を含む): 428198400

約数和(自身を除く): 147425906

約数列:

[1, 2, 107, 139, 214, 278, 9439, 14873, 18878, 29746, 1009973, 1312021, 2019946, 2624042, 140386247, 280772494]

約数ペア:

[(1, 280772494), (2, 140386247), (107, 2624042), (139, 2019946), (214, 1312021), (278, 1009973), (9439, 29746), (14873, 18878)]